17821962

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 43006080

約数和(自身を除く): 25184118

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 41, 57, 62, 82, 93, 114, 123, 171, 186, 246, 279, 342, 369, 558, 589, 738, 779, 1178, 1271, 1558, 1681, 1767, 2337, 2542, 3362, 3534, 3813, 4674, 5043, 5301, 7011, 7626, 10086, 10602, 11439, 14022, 15129, 22878, 24149, 30258, 31939, 48298, 52111, 63878, 72447, 95817, 104222, 144894, 156333, 191634, 217341, 287451, 312666, 434682, 468999, 574902, 937998, 990109, 1980218, 2970327, 5940654, 8910981, 17821962]

約数ペア:

[(1, 17821962), (2, 8910981), (3, 5940654), (6, 2970327), (9, 1980218), (18, 990109), (19, 937998), (31, 574902), (38, 468999), (41, 434682), (57, 312666), (62, 287451), (82, 217341), (93, 191634), (114, 156333), (123, 144894), (171, 104222), (186, 95817), (246, 72447), (279, 63878), (342, 52111), (369, 48298), (558, 31939), (589, 30258), (738, 24149), (779, 22878), (1178, 15129), (1271, 14022), (1558, 11439), (1681, 10602), (1767, 10086), (2337, 7626), (2542, 7011), (3362, 5301), (3534, 5043), (3813, 4674)]