20199789776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{74263933}}^1$

素因数の和:74263958

約数の個数: 20

約数和(自身を含む): 41439275172

約数和(自身を除く): 21239485396

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 74263933, 148527866, 297055732, 594111464, 1188222928, 1262486861, 2524973722, 5049947444, 10099894888, 20199789776]

約数ペア:

[(1, 20199789776), (2, 10099894888), (4, 5049947444), (8, 2524973722), (16, 1262486861), (17, 1188222928), (34, 594111464), (68, 297055732), (136, 148527866), (272, 74263933)]