20161993838

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{43951}}^1$

素因数の和:44149

約数の個数: 48

約数和(自身を含む): 36556812288

約数和(自身を除く): 16394818450

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 151, 217, 302, 434, 1057, 1519, 2114, 3038, 4681, 7399, 9362, 14798, 32767, 43951, 65534, 87902, 229369, 307657, 458738, 615314, 1362481, 2153599, 2724962, 4307198, 6636601, 9537367, 13273202, 19074734, 46456207, 66761569, 92912414, 133523138, 205734631, 325193449, 411469262, 650386898, 1440142417, 2880284834, 10080996919, 20161993838]

約数ペア:

[(1, 20161993838), (2, 10080996919), (7, 2880284834), (14, 1440142417), (31, 650386898), (49, 411469262), (62, 325193449), (98, 205734631), (151, 133523138), (217, 92912414), (302, 66761569), (434, 46456207), (1057, 19074734), (1519, 13273202), (2114, 9537367), (3038, 6636601), (4681, 4307198), (7399, 2724962), (9362, 2153599), (14798, 1362481), (32767, 615314), (43951, 458738), (65534, 307657), (87902, 229369)]