18982002016

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{30971}}^1$

素因数の和:31267

約数の個数: 48

約数和(自身を含む): 37932027840

約数和(自身を除く): 18950025824

約数列:

[1, 2, 4, 8, 16, 32, 107, 179, 214, 358, 428, 716, 856, 1432, 1712, 2864, 3424, 5728, 19153, 30971, 38306, 61942, 76612, 123884, 153224, 247768, 306448, 495536, 612896, 991072, 3313897, 5543809, 6627794, 11087618, 13255588, 22175236, 26511176, 44350472, 53022352, 88700944, 106044704, 177401888, 593187563, 1186375126, 2372750252, 4745500504, 9491001008, 18982002016]

約数ペア:

[(1, 18982002016), (2, 9491001008), (4, 4745500504), (8, 2372750252), (16, 1186375126), (32, 593187563), (107, 177401888), (179, 106044704), (214, 88700944), (358, 53022352), (428, 44350472), (716, 26511176), (856, 22175236), (1432, 13255588), (1712, 11087618), (2864, 6627794), (3424, 5543809), (5728, 3313897), (19153, 991072), (30971, 612896), (38306, 495536), (61942, 306448), (76612, 247768), (123884, 153224)]