18654846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 45534720

約数和(自身を除く): 26879874

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 97, 114, 133, 194, 241, 266, 291, 399, 482, 582, 679, 723, 798, 1358, 1446, 1687, 1843, 2037, 3374, 3686, 4074, 4579, 5061, 5529, 9158, 10122, 11058, 12901, 13737, 23377, 25802, 27474, 32053, 38703, 46754, 64106, 70131, 77406, 96159, 140262, 163639, 192318, 327278, 444163, 490917, 888326, 981834, 1332489, 2664978, 3109141, 6218282, 9327423, 18654846]

約数ペア:

[(1, 18654846), (2, 9327423), (3, 6218282), (6, 3109141), (7, 2664978), (14, 1332489), (19, 981834), (21, 888326), (38, 490917), (42, 444163), (57, 327278), (97, 192318), (114, 163639), (133, 140262), (194, 96159), (241, 77406), (266, 70131), (291, 64106), (399, 46754), (482, 38703), (582, 32053), (679, 27474), (723, 25802), (798, 23377), (1358, 13737), (1446, 12901), (1687, 11058), (1843, 10122), (2037, 9158), (3374, 5529), (3686, 5061), (4074, 4579)]