18981239762

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1\times {\mathrm{11821}}^1$

素因数の和:12434

約数の個数: 32

約数和(自身を含む): 30213627264

約数和(自身を除く): 11232387502

約数列:

[1, 2, 23, 46, 67, 134, 521, 1042, 1541, 3082, 11821, 11983, 23642, 23966, 34907, 69814, 271883, 543766, 792007, 802861, 1584014, 1605722, 6158741, 12317482, 18216161, 36432322, 141651043, 283302086, 412635647, 825271294, 9490619881, 18981239762]

約数ペア:

[(1, 18981239762), (2, 9490619881), (23, 825271294), (46, 412635647), (67, 283302086), (134, 141651043), (521, 36432322), (1042, 18216161), (1541, 12317482), (3082, 6158741), (11821, 1605722), (11983, 1584014), (23642, 802861), (23966, 792007), (34907, 543766), (69814, 271883)]