20241992

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 41239440

約数和(自身を除く): 20997448

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 163, 172, 326, 344, 361, 652, 722, 817, 1304, 1444, 1634, 2888, 3097, 3268, 6194, 6536, 7009, 12388, 14018, 15523, 24776, 28036, 31046, 56072, 58843, 62092, 117686, 124184, 133171, 235372, 266342, 470744, 532684, 1065368, 2530249, 5060498, 10120996, 20241992]

約数ペア:

[(1, 20241992), (2, 10120996), (4, 5060498), (8, 2530249), (19, 1065368), (38, 532684), (43, 470744), (76, 266342), (86, 235372), (152, 133171), (163, 124184), (172, 117686), (326, 62092), (344, 58843), (361, 56072), (652, 31046), (722, 28036), (817, 24776), (1304, 15523), (1444, 14018), (1634, 12388), (2888, 7009), (3097, 6536), (3268, 6194)]