20823648424

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{577}}^1\times {\mathrm{5791}}^1$

素因数の和:6434

約数の個数: 64

約数和(自身を含む): 42181977600

約数和(自身を除く): 21358329176

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 577, 779, 1154, 1558, 2308, 3116, 4616, 5791, 6232, 10963, 11582, 21926, 23164, 23657, 43852, 46328, 47314, 87704, 94628, 110029, 189256, 220058, 237431, 440116, 449483, 474862, 880232, 898966, 949724, 1797932, 1899448, 3341407, 3595864, 4511189, 6682814, 9022378, 13365628, 18044756, 26731256, 36089512, 63486733, 126973466, 136997687, 253946932, 273995374, 507893864, 547990748, 1095981496, 2602956053, 5205912106, 10411824212, 20823648424]

約数ペア:

[(1, 20823648424), (2, 10411824212), (4, 5205912106), (8, 2602956053), (19, 1095981496), (38, 547990748), (41, 507893864), (76, 273995374), (82, 253946932), (152, 136997687), (164, 126973466), (328, 63486733), (577, 36089512), (779, 26731256), (1154, 18044756), (1558, 13365628), (2308, 9022378), (3116, 6682814), (4616, 4511189), (5791, 3595864), (6232, 3341407), (10963, 1899448), (11582, 1797932), (21926, 949724), (23164, 898966), (23657, 880232), (43852, 474862), (46328, 449483), (47314, 440116), (87704, 237431), (94628, 220058), (110029, 189256)]