18473780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1733}}^1$

素因数の和:1796

約数の個数: 48

約数和(自身を含む): 42822864

約数和(自身を除く): 24349084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 1733, 2132, 2665, 3466, 5330, 6932, 8665, 10660, 17330, 22529, 34660, 45058, 71053, 90116, 112645, 142106, 225290, 284212, 355265, 450580, 710530, 923689, 1421060, 1847378, 3694756, 4618445, 9236890, 18473780]

約数ペア:

[(1, 18473780), (2, 9236890), (4, 4618445), (5, 3694756), (10, 1847378), (13, 1421060), (20, 923689), (26, 710530), (41, 450580), (52, 355265), (65, 284212), (82, 225290), (130, 142106), (164, 112645), (205, 90116), (260, 71053), (410, 45058), (533, 34660), (820, 22529), (1066, 17330), (1733, 10660), (2132, 8665), (2665, 6932), (3466, 5330)]