16852940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 38864448

約数和(自身を除く): 22011508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1223, 1378, 2446, 2756, 3445, 4892, 6115, 6890, 12230, 13780, 15899, 24460, 31798, 63596, 64819, 79495, 129638, 158990, 259276, 317980, 324095, 648190, 842647, 1296380, 1685294, 3370588, 4213235, 8426470, 16852940]

約数ペア:

[(1, 16852940), (2, 8426470), (4, 4213235), (5, 3370588), (10, 1685294), (13, 1296380), (20, 842647), (26, 648190), (52, 324095), (53, 317980), (65, 259276), (106, 158990), (130, 129638), (212, 79495), (260, 64819), (265, 63596), (530, 31798), (689, 24460), (1060, 15899), (1223, 13780), (1378, 12230), (2446, 6890), (2756, 6115), (3445, 4892)]