20058170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^4\times {\mathrm{137}}^1$

素因数の和:188

約数の個数: 40

約数和(自身を含む): 40004820

約数和(自身を除く): 19946650

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 137, 242, 274, 605, 685, 1210, 1331, 1370, 1507, 2662, 3014, 6655, 7535, 13310, 14641, 15070, 16577, 29282, 33154, 73205, 82885, 146410, 165770, 182347, 364694, 911735, 1823470, 2005817, 4011634, 10029085, 20058170]

約数ペア:

[(1, 20058170), (2, 10029085), (5, 4011634), (10, 2005817), (11, 1823470), (22, 911735), (55, 364694), (110, 182347), (121, 165770), (137, 146410), (242, 82885), (274, 73205), (605, 33154), (685, 29282), (1210, 16577), (1331, 15070), (1370, 14641), (1507, 13310), (2662, 7535), (3014, 6655)]