2021067872

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{641}}^1\times {\mathrm{2663}}^1$

素因数の和:3351

約数の個数: 48

約数和(自身を含む): 4094429472

約数和(自身を除く): 2073361600

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 592, 641, 1184, 1282, 2564, 2663, 5128, 5326, 10256, 10652, 20512, 21304, 23717, 42608, 47434, 85216, 94868, 98531, 189736, 197062, 379472, 394124, 758944, 788248, 1576496, 1706983, 3152992, 3413966, 6827932, 13655864, 27311728, 54623456, 63158371, 126316742, 252633484, 505266968, 1010533936, 2021067872]

約数ペア:

[(1, 2021067872), (2, 1010533936), (4, 505266968), (8, 252633484), (16, 126316742), (32, 63158371), (37, 54623456), (74, 27311728), (148, 13655864), (296, 6827932), (592, 3413966), (641, 3152992), (1184, 1706983), (1282, 1576496), (2564, 788248), (2663, 758944), (5128, 394124), (5326, 379472), (10256, 197062), (10652, 189736), (20512, 98531), (21304, 94868), (23717, 85216), (42608, 47434)]