20195502070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{65309}}^1$

素因数の和:65457

約数の個数: 48

約数和(自身を含む): 38977530480

約数和(自身を除く): 18782028410

約数列:

[1, 2, 5, 10, 17, 34, 85, 107, 170, 214, 289, 535, 578, 1070, 1445, 1819, 2890, 3638, 9095, 18190, 30923, 61846, 65309, 130618, 154615, 309230, 326545, 653090, 1110253, 2220506, 5551265, 6988063, 11102530, 13976126, 18874301, 34940315, 37748602, 69880630, 94371505, 118797071, 188743010, 237594142, 593985355, 1187970710, 2019550207, 4039100414, 10097751035, 20195502070]

約数ペア:

[(1, 20195502070), (2, 10097751035), (5, 4039100414), (10, 2019550207), (17, 1187970710), (34, 593985355), (85, 237594142), (107, 188743010), (170, 118797071), (214, 94371505), (289, 69880630), (535, 37748602), (578, 34940315), (1070, 18874301), (1445, 13976126), (1819, 11102530), (2890, 6988063), (3638, 5551265), (9095, 2220506), (18190, 1110253), (30923, 653090), (61846, 326545), (65309, 309230), (130618, 154615)]