17818390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 16188650

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 191, 382, 491, 955, 982, 1910, 2455, 3629, 4910, 7258, 9329, 18145, 18658, 36290, 46645, 93290, 93781, 187562, 468905, 937810, 1781839, 3563678, 8909195, 17818390]

約数ペア:

[(1, 17818390), (2, 8909195), (5, 3563678), (10, 1781839), (19, 937810), (38, 468905), (95, 187562), (190, 93781), (191, 93290), (382, 46645), (491, 36290), (955, 18658), (982, 18145), (1910, 9329), (2455, 7258), (3629, 4910)]