18438401268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{18251}}^1$

素因数の和:18498

約数の個数: 144

約数和(自身を含む): 56338813440

約数和(自身を除く): 37900412172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 211, 228, 252, 266, 342, 399, 422, 532, 633, 684, 798, 844, 1197, 1266, 1477, 1596, 1899, 2394, 2532, 2954, 3798, 4009, 4431, 4788, 5908, 7596, 8018, 8862, 12027, 13293, 16036, 17724, 18251, 24054, 26586, 28063, 36081, 36502, 48108, 53172, 54753, 56126, 72162, 73004, 84189, 109506, 112252, 127757, 144324, 164259, 168378, 219012, 252567, 255514, 328518, 336756, 346769, 383271, 505134, 511028, 657036, 693538, 766542, 1010268, 1040307, 1149813, 1387076, 1533084, 2080614, 2299626, 2427383, 3120921, 3850961, 4161228, 4599252, 4854766, 6241842, 7282149, 7701922, 9709532, 11552883, 12483684, 14564298, 15403844, 21846447, 23105766, 26956727, 29128596, 34658649, 43692894, 46211532, 53913454, 69317298, 73168259, 80870181, 87385788, 107826908, 138634596, 146336518, 161740362, 219504777, 242610543, 292673036, 323480724, 439009554, 485221086, 512177813, 658514331, 878019108, 970442172, 1024355626, 1317028662, 1536533439, 2048711252, 2634057324, 3073066878, 4609600317, 6146133756, 9219200634, 18438401268]

約数ペア:

[(1, 18438401268), (2, 9219200634), (3, 6146133756), (4, 4609600317), (6, 3073066878), (7, 2634057324), (9, 2048711252), (12, 1536533439), (14, 1317028662), (18, 1024355626), (19, 970442172), (21, 878019108), (28, 658514331), (36, 512177813), (38, 485221086), (42, 439009554), (57, 323480724), (63, 292673036), (76, 242610543), (84, 219504777), (114, 161740362), (126, 146336518), (133, 138634596), (171, 107826908), (211, 87385788), (228, 80870181), (252, 73168259), (266, 69317298), (342, 53913454), (399, 46211532), (422, 43692894), (532, 34658649), (633, 29128596), (684, 26956727), (798, 23105766), (844, 21846447), (1197, 15403844), (1266, 14564298), (1477, 12483684), (1596, 11552883), (1899, 9709532), (2394, 7701922), (2532, 7282149), (2954, 6241842), (3798, 4854766), (4009, 4599252), (4431, 4161228), (4788, 3850961), (5908, 3120921), (7596, 2427383), (8018, 2299626), (8862, 2080614), (12027, 1533084), (13293, 1387076), (16036, 1149813), (17724, 1040307), (18251, 1010268), (24054, 766542), (26586, 693538), (28063, 657036), (36081, 511028), (36502, 505134), (48108, 383271), (53172, 346769), (54753, 336756), (56126, 328518), (72162, 255514), (73004, 252567), (84189, 219012), (109506, 168378), (112252, 164259), (127757, 144324)]