20743992

素因数分解:

$2^3\times 3^3\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 58125600

約数和(自身を除く): 37381608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 137, 216, 274, 411, 548, 701, 822, 1096, 1233, 1402, 1644, 2103, 2466, 2804, 3288, 3699, 4206, 4932, 5608, 6309, 7398, 8412, 9864, 12618, 14796, 16824, 18927, 25236, 29592, 37854, 50472, 75708, 96037, 151416, 192074, 288111, 384148, 576222, 768296, 864333, 1152444, 1728666, 2304888, 2592999, 3457332, 5185998, 6914664, 10371996, 20743992]

約数ペア:

[(1, 20743992), (2, 10371996), (3, 6914664), (4, 5185998), (6, 3457332), (8, 2592999), (9, 2304888), (12, 1728666), (18, 1152444), (24, 864333), (27, 768296), (36, 576222), (54, 384148), (72, 288111), (108, 192074), (137, 151416), (216, 96037), (274, 75708), (411, 50472), (548, 37854), (701, 29592), (822, 25236), (1096, 18927), (1233, 16824), (1402, 14796), (1644, 12618), (2103, 9864), (2466, 8412), (2804, 7398), (3288, 6309), (3699, 5608), (4206, 4932)]