19998096

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9689}}^1$

素因数の和:9743

約数の個数: 40

約数和(自身を含む): 52868640

約数和(自身を除く): 32870544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9689, 19378, 29067, 38756, 58134, 77512, 116268, 155024, 232536, 416627, 465072, 833254, 1249881, 1666508, 2499762, 3333016, 4999524, 6666032, 9999048, 19998096]

約数ペア:

[(1, 19998096), (2, 9999048), (3, 6666032), (4, 4999524), (6, 3333016), (8, 2499762), (12, 1666508), (16, 1249881), (24, 833254), (43, 465072), (48, 416627), (86, 232536), (129, 155024), (172, 116268), (258, 77512), (344, 58134), (516, 38756), (688, 29067), (1032, 19378), (2064, 9689)]