19688716030

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{409}}^1\times {\mathrm{18731}}^1$

素因数の和:19404

約数の個数: 32

約数和(自身を含む): 35666477280

約数和(自身を除く): 15977761250

約数列:

[1, 2, 5, 10, 257, 409, 514, 818, 1285, 2045, 2570, 4090, 18731, 37462, 93655, 105113, 187310, 210226, 525565, 1051130, 4813867, 7660979, 9627734, 15321958, 24069335, 38304895, 48138670, 76609790, 1968871603, 3937743206, 9844358015, 19688716030]

約数ペア:

[(1, 19688716030), (2, 9844358015), (5, 3937743206), (10, 1968871603), (257, 76609790), (409, 48138670), (514, 38304895), (818, 24069335), (1285, 15321958), (2045, 9627734), (2570, 7660979), (4090, 4813867), (18731, 1051130), (37462, 525565), (93655, 210226), (105113, 187310)]