20181427158

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{2969}}^1$

素因数の和:3741

約数の個数: 64

約数和(自身を含む): 43233315840

約数和(自身を除く): 23051888682

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 103, 206, 309, 618, 647, 1294, 1751, 1941, 2969, 3502, 3882, 5253, 5938, 8907, 10506, 10999, 17814, 21998, 32997, 50473, 65994, 66641, 100946, 133282, 151419, 199923, 302838, 305807, 399846, 611614, 917421, 1132897, 1834842, 1920943, 2265794, 3398691, 3841886, 5198719, 5762829, 6797382, 10397438, 11525658, 15596157, 31192314, 32656031, 65312062, 97968093, 195936186, 197857129, 395714258, 593571387, 1187142774, 3363571193, 6727142386, 10090713579, 20181427158]

約数ペア:

[(1, 20181427158), (2, 10090713579), (3, 6727142386), (6, 3363571193), (17, 1187142774), (34, 593571387), (51, 395714258), (102, 197857129), (103, 195936186), (206, 97968093), (309, 65312062), (618, 32656031), (647, 31192314), (1294, 15596157), (1751, 11525658), (1941, 10397438), (2969, 6797382), (3502, 5762829), (3882, 5198719), (5253, 3841886), (5938, 3398691), (8907, 2265794), (10506, 1920943), (10999, 1834842), (17814, 1132897), (21998, 917421), (32997, 611614), (50473, 399846), (65994, 305807), (66641, 302838), (100946, 199923), (133282, 151419)]