20196172048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{595687}}^1$

素因数の和:595871

約数の個数: 40

約数和(自身を含む): 42398689088

約数和(自身を除く): 22202517040

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 1304, 2119, 2608, 4238, 8476, 16952, 33904, 595687, 1191374, 2382748, 4765496, 7743931, 9530992, 15487862, 30975724, 61951448, 97096981, 123902896, 194193962, 388387924, 776775848, 1262260753, 1553551696, 2524521506, 5049043012, 10098086024, 20196172048]

約数ペア:

[(1, 20196172048), (2, 10098086024), (4, 5049043012), (8, 2524521506), (13, 1553551696), (16, 1262260753), (26, 776775848), (52, 388387924), (104, 194193962), (163, 123902896), (208, 97096981), (326, 61951448), (652, 30975724), (1304, 15487862), (2119, 9530992), (2608, 7743931), (4238, 4765496), (8476, 2382748), (16952, 1191374), (33904, 595687)]