18410608

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 37064592

約数和(自身を除く): 18653984

約数列:

[1, 2, 4, 8, 16, 37, 74, 137, 148, 227, 274, 296, 454, 548, 592, 908, 1096, 1816, 2192, 3632, 5069, 8399, 10138, 16798, 20276, 31099, 33596, 40552, 62198, 67192, 81104, 124396, 134384, 248792, 497584, 1150663, 2301326, 4602652, 9205304, 18410608]

約数ペア:

[(1, 18410608), (2, 9205304), (4, 4602652), (8, 2301326), (16, 1150663), (37, 497584), (74, 248792), (137, 134384), (148, 124396), (227, 81104), (274, 67192), (296, 62198), (454, 40552), (548, 33596), (592, 31099), (908, 20276), (1096, 16798), (1816, 10138), (2192, 8399), (3632, 5069)]