19717848

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1583}}^1$

素因数の和:1768

約数の個数: 48

約数和(自身を含む): 53745120

約数和(自身を除く): 34027272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1384, 1557, 1583, 2076, 3114, 3166, 4152, 4749, 6228, 6332, 9498, 12456, 12664, 14247, 18996, 28494, 37992, 56988, 113976, 273859, 547718, 821577, 1095436, 1643154, 2190872, 2464731, 3286308, 4929462, 6572616, 9858924, 19717848]

約数ペア:

[(1, 19717848), (2, 9858924), (3, 6572616), (4, 4929462), (6, 3286308), (8, 2464731), (9, 2190872), (12, 1643154), (18, 1095436), (24, 821577), (36, 547718), (72, 273859), (173, 113976), (346, 56988), (519, 37992), (692, 28494), (1038, 18996), (1384, 14247), (1557, 12664), (1583, 12456), (2076, 9498), (3114, 6332), (3166, 6228), (4152, 4749)]