16921930

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{277}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 31525200

約数和(自身を除く): 14603270

約数列:

[1, 2, 5, 10, 41, 82, 149, 205, 277, 298, 410, 554, 745, 1385, 1490, 2770, 6109, 11357, 12218, 22714, 30545, 41273, 56785, 61090, 82546, 113570, 206365, 412730, 1692193, 3384386, 8460965, 16921930]

約数ペア:

[(1, 16921930), (2, 8460965), (5, 3384386), (10, 1692193), (41, 412730), (82, 206365), (149, 113570), (205, 82546), (277, 61090), (298, 56785), (410, 41273), (554, 30545), (745, 22714), (1385, 12218), (1490, 11357), (2770, 6109)]