19847772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 42894180

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 41, 42, 51, 63, 68, 82, 84, 102, 113, 119, 123, 126, 153, 164, 204, 226, 238, 246, 252, 287, 306, 339, 357, 369, 452, 476, 492, 574, 612, 678, 697, 714, 738, 791, 861, 1017, 1071, 1148, 1356, 1394, 1428, 1476, 1582, 1722, 1921, 2034, 2091, 2142, 2373, 2583, 2788, 3164, 3444, 3842, 4068, 4182, 4284, 4633, 4746, 4879, 5166, 5763, 6273, 7119, 7684, 8364, 9266, 9492, 9758, 10332, 11526, 12546, 13447, 13899, 14238, 14637, 17289, 18532, 19516, 23052, 25092, 26894, 27798, 28476, 29274, 32431, 34578, 40341, 41697, 43911, 53788, 55596, 58548, 64862, 69156, 78761, 80682, 83394, 87822, 97293, 121023, 129724, 157522, 161364, 166788, 175644, 194586, 236283, 242046, 291879, 315044, 389172, 472566, 484092, 551327, 583758, 708849, 945132, 1102654, 1167516, 1417698, 1653981, 2205308, 2835396, 3307962, 4961943, 6615924, 9923886, 19847772]

約数ペア:

[(1, 19847772), (2, 9923886), (3, 6615924), (4, 4961943), (6, 3307962), (7, 2835396), (9, 2205308), (12, 1653981), (14, 1417698), (17, 1167516), (18, 1102654), (21, 945132), (28, 708849), (34, 583758), (36, 551327), (41, 484092), (42, 472566), (51, 389172), (63, 315044), (68, 291879), (82, 242046), (84, 236283), (102, 194586), (113, 175644), (119, 166788), (123, 161364), (126, 157522), (153, 129724), (164, 121023), (204, 97293), (226, 87822), (238, 83394), (246, 80682), (252, 78761), (287, 69156), (306, 64862), (339, 58548), (357, 55596), (369, 53788), (452, 43911), (476, 41697), (492, 40341), (574, 34578), (612, 32431), (678, 29274), (697, 28476), (714, 27798), (738, 26894), (791, 25092), (861, 23052), (1017, 19516), (1071, 18532), (1148, 17289), (1356, 14637), (1394, 14238), (1428, 13899), (1476, 13447), (1582, 12546), (1722, 11526), (1921, 10332), (2034, 9758), (2091, 9492), (2142, 9266), (2373, 8364), (2583, 7684), (2788, 7119), (3164, 6273), (3444, 5763), (3842, 5166), (4068, 4879), (4182, 4746), (4284, 4633)]