18216136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:182

約数の個数: 64

約数和(自身を含む): 38304000

約数和(自身を除く): 20087864

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 79, 82, 148, 152, 158, 164, 296, 316, 328, 632, 703, 779, 1406, 1501, 1517, 1558, 2812, 2923, 3002, 3034, 3116, 3239, 5624, 5846, 6004, 6068, 6232, 6478, 11692, 12008, 12136, 12956, 23384, 25912, 28823, 55537, 57646, 61541, 111074, 115292, 119843, 123082, 222148, 230584, 239686, 246164, 444296, 479372, 492328, 958744, 2277017, 4554034, 9108068, 18216136]

約数ペア:

[(1, 18216136), (2, 9108068), (4, 4554034), (8, 2277017), (19, 958744), (37, 492328), (38, 479372), (41, 444296), (74, 246164), (76, 239686), (79, 230584), (82, 222148), (148, 123082), (152, 119843), (158, 115292), (164, 111074), (296, 61541), (316, 57646), (328, 55537), (632, 28823), (703, 25912), (779, 23384), (1406, 12956), (1501, 12136), (1517, 12008), (1558, 11692), (2812, 6478), (2923, 6232), (3002, 6068), (3034, 6004), (3116, 5846), (3239, 5624)]