20513302344

素因数分解:

$2^3\times 3^2\times {\mathrm{2137}}^1\times {\mathrm{133321}}^1$

素因数の和:135470

約数の個数: 48

約数和(自身を含む): 55583275020

約数和(自身を除く): 35069972676

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 2137, 4274, 6411, 8548, 12822, 17096, 19233, 25644, 38466, 51288, 76932, 133321, 153864, 266642, 399963, 533284, 799926, 1066568, 1199889, 1599852, 2399778, 3199704, 4799556, 9599112, 284906977, 569813954, 854720931, 1139627908, 1709441862, 2279255816, 2564162793, 3418883724, 5128325586, 6837767448, 10256651172, 20513302344]

約数ペア:

[(1, 20513302344), (2, 10256651172), (3, 6837767448), (4, 5128325586), (6, 3418883724), (8, 2564162793), (9, 2279255816), (12, 1709441862), (18, 1139627908), (24, 854720931), (36, 569813954), (72, 284906977), (2137, 9599112), (4274, 4799556), (6411, 3199704), (8548, 2399778), (12822, 1599852), (17096, 1199889), (19233, 1066568), (25644, 799926), (38466, 533284), (51288, 399963), (76932, 266642), (133321, 153864)]