18161931648

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{6756671}}^1$

素因数の和:6756695

約数の個数: 64

約数和(自身を含む): 55134443520

約数和(自身を除く): 36972511872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 6756671, 13513342, 20270013, 27026684, 40540026, 47296697, 54053368, 81080052, 94593394, 108106736, 141890091, 162160104, 189186788, 216213472, 283780182, 324320208, 378373576, 432426944, 567560364, 648640416, 756747152, 864853888, 1135120728, 1297280832, 1513494304, 2270241456, 2594561664, 3026988608, 4540482912, 6053977216, 9080965824, 18161931648]

約数ペア:

[(1, 18161931648), (2, 9080965824), (3, 6053977216), (4, 4540482912), (6, 3026988608), (7, 2594561664), (8, 2270241456), (12, 1513494304), (14, 1297280832), (16, 1135120728), (21, 864853888), (24, 756747152), (28, 648640416), (32, 567560364), (42, 432426944), (48, 378373576), (56, 324320208), (64, 283780182), (84, 216213472), (96, 189186788), (112, 162160104), (128, 141890091), (168, 108106736), (192, 94593394), (224, 81080052), (336, 54053368), (384, 47296697), (448, 40540026), (672, 27026684), (896, 20270013), (1344, 13513342), (2688, 6756671)]