18781497366838

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1\times {\mathrm{36653}}^1$

素因数の和:37549

約数の個数: 64

約数和(自身を含む): 29541908846592

約数和(自身を除く): 10760411479754

約数列:

[1, 2, 47, 53, 94, 106, 163, 326, 631, 1262, 2491, 4982, 7661, 8639, 15322, 17278, 29657, 33443, 36653, 59314, 66886, 73306, 102853, 205706, 406033, 812066, 1571821, 1722691, 1942609, 3143642, 3445382, 3885218, 4834091, 5451209, 5974439, 9668182, 10902418, 11948878, 23128043, 46256086, 91302623, 182605246, 256206823, 280798633, 316645267, 512413646, 561597266, 633290534, 1087018021, 1225786279, 2174036042, 2451572558, 3769871009, 7539742018, 14882327549, 29764655098, 57611955113, 115223910226, 177183937423, 199803163477, 354367874846, 399606326954, 9390748683419, 18781497366838]

約数ペア:

[(1, 18781497366838), (2, 9390748683419), (47, 399606326954), (53, 354367874846), (94, 199803163477), (106, 177183937423), (163, 115223910226), (326, 57611955113), (631, 29764655098), (1262, 14882327549), (2491, 7539742018), (4982, 3769871009), (7661, 2451572558), (8639, 2174036042), (15322, 1225786279), (17278, 1087018021), (29657, 633290534), (33443, 561597266), (36653, 512413646), (59314, 316645267), (66886, 280798633), (73306, 256206823), (102853, 182605246), (205706, 91302623), (406033, 46256086), (812066, 23128043), (1571821, 11948878), (1722691, 10902418), (1942609, 9668182), (3143642, 5974439), (3445382, 5451209), (3885218, 4834091)]