20172649808

素因数分解:

$2^4\times {\mathrm{38671}}^1\times {\mathrm{32603}}^1$

素因数の和:71282

約数の個数: 20

約数和(自身を含む): 39086718528

約数和(自身を除く): 18914068720

約数列:

[1, 2, 4, 8, 16, 32603, 38671, 65206, 77342, 130412, 154684, 260824, 309368, 521648, 618736, 1260790613, 2521581226, 5043162452, 10086324904, 20172649808]

約数ペア:

[(1, 20172649808), (2, 10086324904), (4, 5043162452), (8, 2521581226), (16, 1260790613), (32603, 618736), (38671, 521648), (65206, 309368), (77342, 260824), (130412, 154684)]