19860318

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1583}}^1$

素因数の和:1649

約数の個数: 48

約数和(自身を含む): 46702656

約数和(自身を除く): 26842338

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 246, 306, 369, 697, 738, 1394, 1583, 2091, 3166, 4182, 4749, 6273, 9498, 12546, 14247, 26911, 28494, 53822, 64903, 80733, 129806, 161466, 194709, 242199, 389418, 484398, 584127, 1103351, 1168254, 2206702, 3310053, 6620106, 9930159, 19860318]

約数ペア:

[(1, 19860318), (2, 9930159), (3, 6620106), (6, 3310053), (9, 2206702), (17, 1168254), (18, 1103351), (34, 584127), (41, 484398), (51, 389418), (82, 242199), (102, 194709), (123, 161466), (153, 129806), (246, 80733), (306, 64903), (369, 53822), (697, 28494), (738, 26911), (1394, 14247), (1583, 12546), (2091, 9498), (3166, 6273), (4182, 4749)]