20315448

素因数分解:

$2^3\times 3^4\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 57629880

約数和(自身を除く): 37314432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 107, 108, 162, 214, 216, 293, 321, 324, 428, 586, 642, 648, 856, 879, 963, 1172, 1284, 1758, 1926, 2344, 2568, 2637, 2889, 3516, 3852, 5274, 5778, 7032, 7704, 7911, 8667, 10548, 11556, 15822, 17334, 21096, 23112, 23733, 31351, 31644, 34668, 47466, 62702, 63288, 69336, 94053, 94932, 125404, 188106, 189864, 250808, 282159, 376212, 564318, 752424, 846477, 1128636, 1692954, 2257272, 2539431, 3385908, 5078862, 6771816, 10157724, 20315448]

約数ペア:

[(1, 20315448), (2, 10157724), (3, 6771816), (4, 5078862), (6, 3385908), (8, 2539431), (9, 2257272), (12, 1692954), (18, 1128636), (24, 846477), (27, 752424), (36, 564318), (54, 376212), (72, 282159), (81, 250808), (107, 189864), (108, 188106), (162, 125404), (214, 94932), (216, 94053), (293, 69336), (321, 63288), (324, 62702), (428, 47466), (586, 34668), (642, 31644), (648, 31351), (856, 23733), (879, 23112), (963, 21096), (1172, 17334), (1284, 15822), (1758, 11556), (1926, 10548), (2344, 8667), (2568, 7911), (2637, 7704), (2889, 7032), (3516, 5778), (3852, 5274)]