18300880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17597}}^1$

素因数の和:17623

約数の個数: 40

約数和(自身を含む): 45825192

約数和(自身を除く): 27524312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 17597, 35194, 70388, 87985, 140776, 175970, 228761, 281552, 351940, 457522, 703880, 915044, 1143805, 1407760, 1830088, 2287610, 3660176, 4575220, 9150440, 18300880]

約数ペア:

[(1, 18300880), (2, 9150440), (4, 4575220), (5, 3660176), (8, 2287610), (10, 1830088), (13, 1407760), (16, 1143805), (20, 915044), (26, 703880), (40, 457522), (52, 351940), (65, 281552), (80, 228761), (104, 175970), (130, 140776), (208, 87985), (260, 70388), (520, 35194), (1040, 17597)]