20348190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{2113}}^1$

素因数の和:2233

約数の個数: 48

約数和(自身を含む): 53425008

約数和(自身を除く): 33076818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 2113, 3210, 4226, 4815, 6339, 9630, 10565, 12678, 19017, 21130, 31695, 38034, 63390, 95085, 190170, 226091, 452182, 678273, 1130455, 1356546, 2034819, 2260910, 3391365, 4069638, 6782730, 10174095, 20348190]

約数ペア:

[(1, 20348190), (2, 10174095), (3, 6782730), (5, 4069638), (6, 3391365), (9, 2260910), (10, 2034819), (15, 1356546), (18, 1130455), (30, 678273), (45, 452182), (90, 226091), (107, 190170), (214, 95085), (321, 63390), (535, 38034), (642, 31695), (963, 21130), (1070, 19017), (1605, 12678), (1926, 10565), (2113, 9630), (3210, 6339), (4226, 4815)]