1988265472

素因数分解:

$2^9\times {\mathrm{173}}^1\times {\mathrm{22447}}^1$

素因数の和:22638

約数の個数: 40

約数和(自身を含む): 3995788896

約数和(自身を除く): 2007523424

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 256, 346, 512, 692, 1384, 2768, 5536, 11072, 22144, 22447, 44288, 44894, 88576, 89788, 179576, 359152, 718304, 1436608, 2873216, 3883331, 5746432, 7766662, 11492864, 15533324, 31066648, 62133296, 124266592, 248533184, 497066368, 994132736, 1988265472]

約数ペア:

[(1, 1988265472), (2, 994132736), (4, 497066368), (8, 248533184), (16, 124266592), (32, 62133296), (64, 31066648), (128, 15533324), (173, 11492864), (256, 7766662), (346, 5746432), (512, 3883331), (692, 2873216), (1384, 1436608), (2768, 718304), (5536, 359152), (11072, 179576), (22144, 89788), (22447, 88576), (44288, 44894)]