20172952592

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{230369}}^1$

素因数の和:230811

約数の個数: 40

約数和(自身を含む): 42191804760

約数和(自身を除く): 22018852168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421, 842, 1684, 3368, 5473, 6736, 10946, 21892, 43784, 87568, 230369, 460738, 921476, 1842952, 2994797, 3685904, 5989594, 11979188, 23958376, 47916752, 96985349, 193970698, 387941396, 775882792, 1260809537, 1551765584, 2521619074, 5043238148, 10086476296, 20172952592]

約数ペア:

[(1, 20172952592), (2, 10086476296), (4, 5043238148), (8, 2521619074), (13, 1551765584), (16, 1260809537), (26, 775882792), (52, 387941396), (104, 193970698), (208, 96985349), (421, 47916752), (842, 23958376), (1684, 11979188), (3368, 5989594), (5473, 3685904), (6736, 2994797), (10946, 1842952), (21892, 921476), (43784, 460738), (87568, 230369)]