31162912

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 67398912

約数和(自身を除く): 36236000

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 223, 352, 397, 446, 794, 892, 1588, 1784, 2453, 3176, 3568, 4367, 4906, 6352, 7136, 8734, 9812, 12704, 17468, 19624, 34936, 39248, 69872, 78496, 88531, 139744, 177062, 354124, 708248, 973841, 1416496, 1947682, 2832992, 3895364, 7790728, 15581456, 31162912]

約数ペア:

[(1, 31162912), (2, 15581456), (4, 7790728), (8, 3895364), (11, 2832992), (16, 1947682), (22, 1416496), (32, 973841), (44, 708248), (88, 354124), (176, 177062), (223, 139744), (352, 88531), (397, 78496), (446, 69872), (794, 39248), (892, 34936), (1588, 19624), (1784, 17468), (2453, 12704), (3176, 9812), (3568, 8734), (4367, 7136), (4906, 6352)]