18390768

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 52770432

約数和(自身を除く): 34379664

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 88, 122, 132, 176, 183, 244, 264, 366, 488, 528, 571, 671, 732, 976, 1142, 1342, 1464, 1713, 2013, 2284, 2684, 2928, 3426, 4026, 4568, 5368, 6281, 6852, 8052, 9136, 10736, 12562, 13704, 16104, 18843, 25124, 27408, 32208, 34831, 37686, 50248, 69662, 75372, 100496, 104493, 139324, 150744, 208986, 278648, 301488, 383141, 417972, 557296, 766282, 835944, 1149423, 1532564, 1671888, 2298846, 3065128, 4597692, 6130256, 9195384, 18390768]

約数ペア:

[(1, 18390768), (2, 9195384), (3, 6130256), (4, 4597692), (6, 3065128), (8, 2298846), (11, 1671888), (12, 1532564), (16, 1149423), (22, 835944), (24, 766282), (33, 557296), (44, 417972), (48, 383141), (61, 301488), (66, 278648), (88, 208986), (122, 150744), (132, 139324), (176, 104493), (183, 100496), (244, 75372), (264, 69662), (366, 50248), (488, 37686), (528, 34831), (571, 32208), (671, 27408), (732, 25124), (976, 18843), (1142, 16104), (1342, 13704), (1464, 12562), (1713, 10736), (2013, 9136), (2284, 8052), (2684, 6852), (2928, 6281), (3426, 5368), (4026, 4568)]