17836780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 41658624

約数和(自身を除く): 23821844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 2213, 4030, 4426, 8060, 8852, 11065, 22130, 28769, 44260, 57538, 68603, 115076, 137206, 143845, 274412, 287690, 343015, 575380, 686030, 891839, 1372060, 1783678, 3567356, 4459195, 8918390, 17836780]

約数ペア:

[(1, 17836780), (2, 8918390), (4, 4459195), (5, 3567356), (10, 1783678), (13, 1372060), (20, 891839), (26, 686030), (31, 575380), (52, 343015), (62, 287690), (65, 274412), (124, 143845), (130, 137206), (155, 115076), (260, 68603), (310, 57538), (403, 44260), (620, 28769), (806, 22130), (1612, 11065), (2015, 8852), (2213, 8060), (4030, 4426)]