17899668

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 47174400

約数和(自身を除く): 29274732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 71, 94, 141, 142, 149, 188, 213, 282, 284, 298, 423, 426, 447, 564, 596, 639, 846, 852, 894, 1278, 1341, 1692, 1788, 2556, 2682, 3337, 5364, 6674, 7003, 10011, 10579, 13348, 14006, 20022, 21009, 21158, 28012, 30033, 31737, 40044, 42018, 42316, 60066, 63027, 63474, 84036, 95211, 120132, 126054, 126948, 190422, 252108, 380844, 497213, 994426, 1491639, 1988852, 2983278, 4474917, 5966556, 8949834, 17899668]

約数ペア:

[(1, 17899668), (2, 8949834), (3, 5966556), (4, 4474917), (6, 2983278), (9, 1988852), (12, 1491639), (18, 994426), (36, 497213), (47, 380844), (71, 252108), (94, 190422), (141, 126948), (142, 126054), (149, 120132), (188, 95211), (213, 84036), (282, 63474), (284, 63027), (298, 60066), (423, 42316), (426, 42018), (447, 40044), (564, 31737), (596, 30033), (639, 28012), (846, 21158), (852, 21009), (894, 20022), (1278, 14006), (1341, 13348), (1692, 10579), (1788, 10011), (2556, 7003), (2682, 6674), (3337, 5364)]