16183940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{10243}}^1$

素因数の和:10331

約数の個数: 24

約数和(自身を含む): 34419840

約数和(自身を除く): 18235900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 10243, 20486, 40972, 51215, 102430, 204860, 809197, 1618394, 3236788, 4045985, 8091970, 16183940]

約数ペア:

[(1, 16183940), (2, 8091970), (4, 4045985), (5, 3236788), (10, 1618394), (20, 809197), (79, 204860), (158, 102430), (316, 51215), (395, 40972), (790, 20486), (1580, 10243)]