18774666

素因数分解:

$2^1\times 3^6\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 56

約数和(自身を含む): 43020480

約数和(自身を除く): 24245814

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 163, 237, 243, 326, 474, 486, 489, 711, 729, 978, 1422, 1458, 1467, 2133, 2934, 4266, 4401, 6399, 8802, 12798, 12877, 13203, 19197, 25754, 26406, 38394, 38631, 39609, 57591, 77262, 79218, 115182, 115893, 118827, 231786, 237654, 347679, 695358, 1043037, 2086074, 3129111, 6258222, 9387333, 18774666]

約数ペア:

[(1, 18774666), (2, 9387333), (3, 6258222), (6, 3129111), (9, 2086074), (18, 1043037), (27, 695358), (54, 347679), (79, 237654), (81, 231786), (158, 118827), (162, 115893), (163, 115182), (237, 79218), (243, 77262), (326, 57591), (474, 39609), (486, 38631), (489, 38394), (711, 26406), (729, 25754), (978, 19197), (1422, 13203), (1458, 12877), (1467, 12798), (2133, 8802), (2934, 6399), (4266, 4401)]