18912110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3701}}^1$

素因数の和:3788

約数の個数: 32

約数和(自身を含む): 39448512

約数和(自身を除く): 20536402

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 3701, 5110, 7402, 18505, 25907, 37010, 51814, 129535, 259070, 270173, 540346, 1350865, 1891211, 2701730, 3782422, 9456055, 18912110]

約数ペア:

[(1, 18912110), (2, 9456055), (5, 3782422), (7, 2701730), (10, 1891211), (14, 1350865), (35, 540346), (70, 270173), (73, 259070), (146, 129535), (365, 51814), (511, 37010), (730, 25907), (1022, 18505), (2555, 7402), (3701, 5110)]