18691884

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{1861}}^1$

素因数の和:1908

約数の個数: 60

約数和(自身を含む): 50467648

約数和(自身を除く): 31775764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 1861, 2511, 3348, 3722, 5022, 5583, 7444, 10044, 11166, 16749, 22332, 33498, 50247, 57691, 66996, 100494, 115382, 150741, 173073, 200988, 230764, 301482, 346146, 519219, 602964, 692292, 1038438, 1557657, 2076876, 3115314, 4672971, 6230628, 9345942, 18691884]

約数ペア:

[(1, 18691884), (2, 9345942), (3, 6230628), (4, 4672971), (6, 3115314), (9, 2076876), (12, 1557657), (18, 1038438), (27, 692292), (31, 602964), (36, 519219), (54, 346146), (62, 301482), (81, 230764), (93, 200988), (108, 173073), (124, 150741), (162, 115382), (186, 100494), (279, 66996), (324, 57691), (372, 50247), (558, 33498), (837, 22332), (1116, 16749), (1674, 11166), (1861, 10044), (2511, 7444), (3348, 5583), (3722, 5022)]