18795690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2153}}^1$

素因数の和:2263

約数の個数: 48

約数和(自身を含む): 49395528

約数和(自身を除く): 30599838

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 97, 194, 291, 485, 582, 873, 970, 1455, 1746, 2153, 2910, 4306, 4365, 6459, 8730, 10765, 12918, 19377, 21530, 32295, 38754, 64590, 96885, 193770, 208841, 417682, 626523, 1044205, 1253046, 1879569, 2088410, 3132615, 3759138, 6265230, 9397845, 18795690]

約数ペア:

[(1, 18795690), (2, 9397845), (3, 6265230), (5, 3759138), (6, 3132615), (9, 2088410), (10, 1879569), (15, 1253046), (18, 1044205), (30, 626523), (45, 417682), (90, 208841), (97, 193770), (194, 96885), (291, 64590), (485, 38754), (582, 32295), (873, 21530), (970, 19377), (1455, 12918), (1746, 10765), (2153, 8730), (2910, 6459), (4306, 4365)]