18642348

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 49008960

約数和(自身を除く): 30366612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 67, 118, 131, 134, 177, 201, 236, 262, 268, 354, 393, 402, 524, 531, 603, 708, 786, 804, 1062, 1179, 1206, 1572, 2124, 2358, 2412, 3953, 4716, 7729, 7906, 8777, 11859, 15458, 15812, 17554, 23187, 23718, 26331, 30916, 35108, 35577, 46374, 47436, 52662, 69561, 71154, 78993, 92748, 105324, 139122, 142308, 157986, 278244, 315972, 517843, 1035686, 1553529, 2071372, 3107058, 4660587, 6214116, 9321174, 18642348]

約数ペア:

[(1, 18642348), (2, 9321174), (3, 6214116), (4, 4660587), (6, 3107058), (9, 2071372), (12, 1553529), (18, 1035686), (36, 517843), (59, 315972), (67, 278244), (118, 157986), (131, 142308), (134, 139122), (177, 105324), (201, 92748), (236, 78993), (262, 71154), (268, 69561), (354, 52662), (393, 47436), (402, 46374), (524, 35577), (531, 35108), (603, 30916), (708, 26331), (786, 23718), (804, 23187), (1062, 17554), (1179, 15812), (1206, 15458), (1572, 11859), (2124, 8777), (2358, 7906), (2412, 7729), (3953, 4716)]