18918396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2029}}^1$

素因数の和:2083

約数の個数: 72

約数和(自身を含む): 56157920

約数和(自身を除く): 37239524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2029, 2331, 3108, 4058, 4662, 6087, 8116, 9324, 12174, 14203, 18261, 24348, 28406, 36522, 42609, 56812, 73044, 75073, 85218, 127827, 150146, 170436, 225219, 255654, 300292, 450438, 511308, 525511, 675657, 900876, 1051022, 1351314, 1576533, 2102044, 2702628, 3153066, 4729599, 6306132, 9459198, 18918396]

約数ペア:

[(1, 18918396), (2, 9459198), (3, 6306132), (4, 4729599), (6, 3153066), (7, 2702628), (9, 2102044), (12, 1576533), (14, 1351314), (18, 1051022), (21, 900876), (28, 675657), (36, 525511), (37, 511308), (42, 450438), (63, 300292), (74, 255654), (84, 225219), (111, 170436), (126, 150146), (148, 127827), (222, 85218), (252, 75073), (259, 73044), (333, 56812), (444, 42609), (518, 36522), (666, 28406), (777, 24348), (1036, 18261), (1332, 14203), (1554, 12174), (2029, 9324), (2331, 8116), (3108, 6087), (4058, 4662)]