20920824

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:445

約数の個数: 96

約数和(自身を含む): 61261200

約数和(自身を除く): 40340376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 41, 57, 72, 76, 82, 114, 123, 152, 164, 171, 228, 246, 328, 342, 369, 373, 456, 492, 684, 738, 746, 779, 984, 1119, 1368, 1476, 1492, 1558, 2238, 2337, 2952, 2984, 3116, 3357, 4476, 4674, 6232, 6714, 7011, 7087, 8952, 9348, 13428, 14022, 14174, 15293, 18696, 21261, 26856, 28044, 28348, 30586, 42522, 45879, 56088, 56696, 61172, 63783, 85044, 91758, 122344, 127566, 137637, 170088, 183516, 255132, 275274, 290567, 367032, 510264, 550548, 581134, 871701, 1101096, 1162268, 1743402, 2324536, 2615103, 3486804, 5230206, 6973608, 10460412, 20920824]

約数ペア:

[(1, 20920824), (2, 10460412), (3, 6973608), (4, 5230206), (6, 3486804), (8, 2615103), (9, 2324536), (12, 1743402), (18, 1162268), (19, 1101096), (24, 871701), (36, 581134), (38, 550548), (41, 510264), (57, 367032), (72, 290567), (76, 275274), (82, 255132), (114, 183516), (123, 170088), (152, 137637), (164, 127566), (171, 122344), (228, 91758), (246, 85044), (328, 63783), (342, 61172), (369, 56696), (373, 56088), (456, 45879), (492, 42522), (684, 30586), (738, 28348), (746, 28044), (779, 26856), (984, 21261), (1119, 18696), (1368, 15293), (1476, 14174), (1492, 14022), (1558, 13428), (2238, 9348), (2337, 8952), (2952, 7087), (2984, 7011), (3116, 6714), (3357, 6232), (4476, 4674)]