18908316

素因数分解:

$2^2\times 3^5\times 7^2\times {\mathrm{397}}^1$

素因数の和:430

約数の個数: 108

約数和(自身を含む): 57803928

約数和(自身を除く): 38895612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 243, 252, 294, 324, 378, 397, 441, 486, 567, 588, 756, 794, 882, 972, 1134, 1191, 1323, 1588, 1701, 1764, 2268, 2382, 2646, 2779, 3402, 3573, 3969, 4764, 5292, 5558, 6804, 7146, 7938, 8337, 10719, 11116, 11907, 14292, 15876, 16674, 19453, 21438, 23814, 25011, 32157, 33348, 38906, 42876, 47628, 50022, 58359, 64314, 75033, 77812, 96471, 100044, 116718, 128628, 150066, 175077, 192942, 225099, 233436, 300132, 350154, 385884, 450198, 525231, 675297, 700308, 900396, 1050462, 1350594, 1575693, 2100924, 2701188, 3151386, 4727079, 6302772, 9454158, 18908316]

約数ペア:

[(1, 18908316), (2, 9454158), (3, 6302772), (4, 4727079), (6, 3151386), (7, 2701188), (9, 2100924), (12, 1575693), (14, 1350594), (18, 1050462), (21, 900396), (27, 700308), (28, 675297), (36, 525231), (42, 450198), (49, 385884), (54, 350154), (63, 300132), (81, 233436), (84, 225099), (98, 192942), (108, 175077), (126, 150066), (147, 128628), (162, 116718), (189, 100044), (196, 96471), (243, 77812), (252, 75033), (294, 64314), (324, 58359), (378, 50022), (397, 47628), (441, 42876), (486, 38906), (567, 33348), (588, 32157), (756, 25011), (794, 23814), (882, 21438), (972, 19453), (1134, 16674), (1191, 15876), (1323, 14292), (1588, 11907), (1701, 11116), (1764, 10719), (2268, 8337), (2382, 7938), (2646, 7146), (2779, 6804), (3402, 5558), (3573, 5292), (3969, 4764)]