1663876892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{1949}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 3144960000

約数和(自身を除く): 1481083108

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 239, 478, 893, 956, 1786, 1949, 3572, 3898, 4541, 7796, 9082, 11233, 18164, 22466, 37031, 44932, 74062, 91603, 148124, 183206, 213427, 366412, 426854, 465811, 853708, 931622, 1740457, 1863244, 3480914, 6961828, 8850409, 17700818, 21893117, 35401636, 43786234, 87572468, 415969223, 831938446, 1663876892]

約数ペア:

[(1, 1663876892), (2, 831938446), (4, 415969223), (19, 87572468), (38, 43786234), (47, 35401636), (76, 21893117), (94, 17700818), (188, 8850409), (239, 6961828), (478, 3480914), (893, 1863244), (956, 1740457), (1786, 931622), (1949, 853708), (3572, 465811), (3898, 426854), (4541, 366412), (7796, 213427), (9082, 183206), (11233, 148124), (18164, 91603), (22466, 74062), (37031, 44932)]