19871008064

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{1831}}^1\times {\mathrm{4583}}^1$

素因数の和:6463

約数の個数: 56

約数和(自身を含む): 40528207488

約数和(自身を除く): 20657199424

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1184, 1831, 2368, 3662, 4583, 7324, 9166, 14648, 18332, 29296, 36664, 58592, 67747, 73328, 117184, 135494, 146656, 169571, 270988, 293312, 339142, 541976, 678284, 1083952, 1356568, 2167904, 2713136, 4335808, 5426272, 8391473, 10852544, 16782946, 33565892, 67131784, 134263568, 268527136, 310484501, 537054272, 620969002, 1241938004, 2483876008, 4967752016, 9935504032, 19871008064]

約数ペア:

[(1, 19871008064), (2, 9935504032), (4, 4967752016), (8, 2483876008), (16, 1241938004), (32, 620969002), (37, 537054272), (64, 310484501), (74, 268527136), (148, 134263568), (296, 67131784), (592, 33565892), (1184, 16782946), (1831, 10852544), (2368, 8391473), (3662, 5426272), (4583, 4335808), (7324, 2713136), (9166, 2167904), (14648, 1356568), (18332, 1083952), (29296, 678284), (36664, 541976), (58592, 339142), (67747, 293312), (73328, 270988), (117184, 169571), (135494, 146656)]