20166820970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{487}}^1\times {\mathrm{11471}}^1$

素因数の和:12003

約数の個数: 48

約数和(自身を含む): 38393388288

約数和(自身を除く): 18226567318

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 487, 722, 974, 1805, 2435, 3610, 4870, 9253, 11471, 18506, 22942, 46265, 57355, 92530, 114710, 175807, 217949, 351614, 435898, 879035, 1089745, 1758070, 2179490, 4141031, 5586377, 8282062, 11172754, 20705155, 27931885, 41410310, 55863770, 106141163, 212282326, 530705815, 1061411630, 2016682097, 4033364194, 10083410485, 20166820970]

約数ペア:

[(1, 20166820970), (2, 10083410485), (5, 4033364194), (10, 2016682097), (19, 1061411630), (38, 530705815), (95, 212282326), (190, 106141163), (361, 55863770), (487, 41410310), (722, 27931885), (974, 20705155), (1805, 11172754), (2435, 8282062), (3610, 5586377), (4870, 4141031), (9253, 2179490), (11471, 1758070), (18506, 1089745), (22942, 879035), (46265, 435898), (57355, 351614), (92530, 217949), (114710, 175807)]