20188974718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{400559}}^1$

素因数の和:400680

約数の個数: 32

約数和(自身を含む): 34608384000

約数和(自身を除く): 14419409282

約数列:

[1, 2, 11, 22, 29, 58, 79, 158, 319, 638, 869, 1738, 2291, 4582, 25201, 50402, 400559, 801118, 4406149, 8812298, 11616211, 23232422, 31644161, 63288322, 127778321, 255556642, 348085771, 696171542, 917680669, 1835361338, 10094487359, 20188974718]

約数ペア:

[(1, 20188974718), (2, 10094487359), (11, 1835361338), (22, 917680669), (29, 696171542), (58, 348085771), (79, 255556642), (158, 127778321), (319, 63288322), (638, 31644161), (869, 23232422), (1738, 11616211), (2291, 8812298), (4582, 4406149), (25201, 801118), (50402, 400559)]