12225968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 25206720

約数和(自身を除く): 12980752

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 307, 524, 614, 1048, 1228, 2096, 2456, 2489, 4912, 4978, 5833, 9956, 11666, 19912, 23332, 39824, 40217, 46664, 80434, 93328, 160868, 321736, 643472, 764123, 1528246, 3056492, 6112984, 12225968]

約数ペア:

[(1, 12225968), (2, 6112984), (4, 3056492), (8, 1528246), (16, 764123), (19, 643472), (38, 321736), (76, 160868), (131, 93328), (152, 80434), (262, 46664), (304, 40217), (307, 39824), (524, 23332), (614, 19912), (1048, 11666), (1228, 9956), (2096, 5833), (2456, 4978), (2489, 4912)]