19813430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21773}}^1$

素因数の和:21800

約数の個数: 32

約数和(自身を含む): 43896384

約数和(自身を除く): 24082954

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 21773, 43546, 108865, 152411, 217730, 283049, 304822, 566098, 762055, 1415245, 1524110, 1981343, 2830490, 3962686, 9906715, 19813430]

約数ペア:

[(1, 19813430), (2, 9906715), (5, 3962686), (7, 2830490), (10, 1981343), (13, 1524110), (14, 1415245), (26, 762055), (35, 566098), (65, 304822), (70, 283049), (91, 217730), (130, 152411), (182, 108865), (455, 43546), (910, 21773)]