20189045523

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{13613}}^1$

素因数の和:14115

約数の個数: 32

約数和(自身を含む): 28606390272

約数和(自身を除く): 8417344749

約数列:

[1, 3, 31, 37, 93, 111, 431, 1147, 1293, 3441, 13361, 13613, 15947, 40083, 40839, 47841, 422003, 494357, 503681, 1266009, 1483071, 1511043, 5867203, 15614111, 17601609, 46842333, 181883293, 217086511, 545649879, 651259533, 6729681841, 20189045523]

約数ペア:

[(1, 20189045523), (3, 6729681841), (31, 651259533), (37, 545649879), (93, 217086511), (111, 181883293), (431, 46842333), (1147, 17601609), (1293, 15614111), (3441, 5867203), (13361, 1511043), (13613, 1483071), (15947, 1266009), (40083, 503681), (40839, 494357), (47841, 422003)]