20512019992

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{587}}^1\times {\mathrm{28927}}^1$

素因数の和:29671

約数の個数: 32

約数和(自身を含む): 38782033920

約数和(自身を除く): 18270013928

約数列:

[1, 2, 4, 8, 151, 302, 587, 604, 1174, 1208, 2348, 4696, 28927, 57854, 88637, 115708, 177274, 231416, 354548, 709096, 4367977, 8735954, 16980149, 17471908, 33960298, 34943816, 67920596, 135841192, 2564002499, 5128004998, 10256009996, 20512019992]

約数ペア:

[(1, 20512019992), (2, 10256009996), (4, 5128004998), (8, 2564002499), (151, 135841192), (302, 67920596), (587, 34943816), (604, 33960298), (1174, 17471908), (1208, 16980149), (2348, 8735954), (4696, 4367977), (28927, 709096), (57854, 354548), (88637, 231416), (115708, 177274)]