18465678

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4441}}^1$

素因数の和:4470

約数の個数: 64

約数和(自身を含む): 51171840

約数和(自身を除く): 32706162

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 4441, 8882, 13323, 26646, 31087, 39969, 48851, 62174, 79938, 93261, 97702, 119907, 146553, 186522, 239814, 279783, 293106, 341957, 439659, 559566, 683914, 839349, 879318, 1025871, 1318977, 1678698, 2051742, 2637954, 3077613, 6155226, 9232839, 18465678]

約数ペア:

[(1, 18465678), (2, 9232839), (3, 6155226), (6, 3077613), (7, 2637954), (9, 2051742), (11, 1678698), (14, 1318977), (18, 1025871), (21, 879318), (22, 839349), (27, 683914), (33, 559566), (42, 439659), (54, 341957), (63, 293106), (66, 279783), (77, 239814), (99, 186522), (126, 146553), (154, 119907), (189, 97702), (198, 93261), (231, 79938), (297, 62174), (378, 48851), (462, 39969), (594, 31087), (693, 26646), (1386, 13323), (2079, 8882), (4158, 4441)]