20163821504

素因数分解:

$2^6\times {\mathrm{991}}^1\times {\mathrm{317921}}^1$

素因数の和:318924

約数の個数: 28

約数和(自身を含む): 40053085248

約数和(自身を除く): 19889263744

約数列:

[1, 2, 4, 8, 16, 32, 64, 991, 1982, 3964, 7928, 15856, 31712, 63424, 317921, 635842, 1271684, 2543368, 5086736, 10173472, 20346944, 315059711, 630119422, 1260238844, 2520477688, 5040955376, 10081910752, 20163821504]

約数ペア:

[(1, 20163821504), (2, 10081910752), (4, 5040955376), (8, 2520477688), (16, 1260238844), (32, 630119422), (64, 315059711), (991, 20346944), (1982, 10173472), (3964, 5086736), (7928, 2543368), (15856, 1271684), (31712, 635842), (63424, 317921)]