20218836735

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1374029}}^1$

素因数の和:1374152

約数の個数: 32

約数和(自身を含む): 36274392000

約数和(自身を除く): 16055555265

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 14715, 1374029, 4122087, 6870145, 12366261, 20610435, 37098783, 61831305, 149769161, 185493915, 449307483, 748845805, 1347922449, 2246537415, 4043767347, 6739612245, 20218836735]

約数ペア:

[(1, 20218836735), (3, 6739612245), (5, 4043767347), (9, 2246537415), (15, 1347922449), (27, 748845805), (45, 449307483), (109, 185493915), (135, 149769161), (327, 61831305), (545, 37098783), (981, 20610435), (1635, 12366261), (2943, 6870145), (4905, 4122087), (14715, 1374029)]