20088729828

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{655723}}^1$

素因数の和:655793

約数の個数: 72

約数和(自身を含む): 54419846208

約数和(自身を除く): 34331116380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 92, 111, 138, 148, 207, 222, 276, 333, 414, 444, 666, 828, 851, 1332, 1702, 2553, 3404, 5106, 7659, 10212, 15318, 30636, 655723, 1311446, 1967169, 2622892, 3934338, 5901507, 7868676, 11803014, 15081629, 23606028, 24261751, 30163258, 45244887, 48523502, 60326516, 72785253, 90489774, 97047004, 135734661, 145570506, 180979548, 218355759, 271469322, 291141012, 436711518, 542938644, 558020273, 873423036, 1116040546, 1674060819, 2232081092, 3348121638, 5022182457, 6696243276, 10044364914, 20088729828]

約数ペア:

[(1, 20088729828), (2, 10044364914), (3, 6696243276), (4, 5022182457), (6, 3348121638), (9, 2232081092), (12, 1674060819), (18, 1116040546), (23, 873423036), (36, 558020273), (37, 542938644), (46, 436711518), (69, 291141012), (74, 271469322), (92, 218355759), (111, 180979548), (138, 145570506), (148, 135734661), (207, 97047004), (222, 90489774), (276, 72785253), (333, 60326516), (414, 48523502), (444, 45244887), (666, 30163258), (828, 24261751), (851, 23606028), (1332, 15081629), (1702, 11803014), (2553, 7868676), (3404, 5901507), (5106, 3934338), (7659, 2622892), (10212, 1967169), (15318, 1311446), (30636, 655723)]