17221930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 34971552

約数和(自身を除く): 17749622

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 121, 215, 242, 331, 430, 473, 605, 662, 946, 1210, 1655, 2365, 3310, 3641, 4730, 5203, 7282, 10406, 14233, 18205, 26015, 28466, 36410, 40051, 52030, 71165, 80102, 142330, 156563, 200255, 313126, 400510, 782815, 1565630, 1722193, 3444386, 8610965, 17221930]

約数ペア:

[(1, 17221930), (2, 8610965), (5, 3444386), (10, 1722193), (11, 1565630), (22, 782815), (43, 400510), (55, 313126), (86, 200255), (110, 156563), (121, 142330), (215, 80102), (242, 71165), (331, 52030), (430, 40051), (473, 36410), (605, 28466), (662, 26015), (946, 18205), (1210, 14233), (1655, 10406), (2365, 7282), (3310, 5203), (3641, 4730)]