18976734

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{823}}^1$

素因数の和:902

約数の個数: 64

約数和(自身を含む): 49044480

約数和(自身を除く): 30067746

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 122, 126, 183, 189, 366, 378, 427, 549, 823, 854, 1098, 1281, 1646, 1647, 2469, 2562, 3294, 3843, 4938, 5761, 7407, 7686, 11522, 11529, 14814, 17283, 22221, 23058, 34566, 44442, 50203, 51849, 100406, 103698, 150609, 155547, 301218, 311094, 351421, 451827, 702842, 903654, 1054263, 1355481, 2108526, 2710962, 3162789, 6325578, 9488367, 18976734]

約数ペア:

[(1, 18976734), (2, 9488367), (3, 6325578), (6, 3162789), (7, 2710962), (9, 2108526), (14, 1355481), (18, 1054263), (21, 903654), (27, 702842), (42, 451827), (54, 351421), (61, 311094), (63, 301218), (122, 155547), (126, 150609), (183, 103698), (189, 100406), (366, 51849), (378, 50203), (427, 44442), (549, 34566), (823, 23058), (854, 22221), (1098, 17283), (1281, 14814), (1646, 11529), (1647, 11522), (2469, 7686), (2562, 7407), (3294, 5761), (3843, 4938)]