18068772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:185

約数の個数: 72

約数和(自身を含む): 46000416

約数和(自身を除く): 27931644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 97, 114, 129, 172, 194, 228, 258, 291, 361, 388, 516, 582, 722, 817, 1083, 1164, 1444, 1634, 1843, 2166, 2451, 3268, 3686, 4171, 4332, 4902, 5529, 7372, 8342, 9804, 11058, 12513, 15523, 16684, 22116, 25026, 31046, 35017, 46569, 50052, 62092, 70034, 79249, 93138, 105051, 140068, 158498, 186276, 210102, 237747, 316996, 420204, 475494, 950988, 1505731, 3011462, 4517193, 6022924, 9034386, 18068772]

約数ペア:

[(1, 18068772), (2, 9034386), (3, 6022924), (4, 4517193), (6, 3011462), (12, 1505731), (19, 950988), (38, 475494), (43, 420204), (57, 316996), (76, 237747), (86, 210102), (97, 186276), (114, 158498), (129, 140068), (172, 105051), (194, 93138), (228, 79249), (258, 70034), (291, 62092), (361, 50052), (388, 46569), (516, 35017), (582, 31046), (722, 25026), (817, 22116), (1083, 16684), (1164, 15523), (1444, 12513), (1634, 11058), (1843, 9804), (2166, 8342), (2451, 7372), (3268, 5529), (3686, 4902), (4171, 4332)]