19919524

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{751}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 36848000

約数和(自身を除く): 16928476

約数列:

[1, 2, 4, 19, 38, 76, 349, 698, 751, 1396, 1502, 3004, 6631, 13262, 14269, 26524, 28538, 57076, 262099, 524198, 1048396, 4979881, 9959762, 19919524]

約数ペア:

[(1, 19919524), (2, 9959762), (4, 4979881), (19, 1048396), (38, 524198), (76, 262099), (349, 57076), (698, 28538), (751, 26524), (1396, 14269), (1502, 13262), (3004, 6631)]