20178070112

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{241}}^1\times {\mathrm{49367}}^1$

素因数の和:49671

約数の個数: 48

約数和(自身を含む): 40643884512

約数和(自身を除く): 20465814400

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 241, 424, 482, 848, 964, 1696, 1928, 3856, 7712, 12773, 25546, 49367, 51092, 98734, 102184, 197468, 204368, 394936, 408736, 789872, 1579744, 2616451, 5232902, 10465804, 11897447, 20931608, 23794894, 41863216, 47589788, 83726432, 95179576, 190359152, 380718304, 630564691, 1261129382, 2522258764, 5044517528, 10089035056, 20178070112]

約数ペア:

[(1, 20178070112), (2, 10089035056), (4, 5044517528), (8, 2522258764), (16, 1261129382), (32, 630564691), (53, 380718304), (106, 190359152), (212, 95179576), (241, 83726432), (424, 47589788), (482, 41863216), (848, 23794894), (964, 20931608), (1696, 11897447), (1928, 10465804), (3856, 5232902), (7712, 2616451), (12773, 1579744), (25546, 789872), (49367, 408736), (51092, 394936), (98734, 204368), (102184, 197468)]