19383020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1453}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 43968960

約数和(自身を除く): 24585940

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 230, 290, 460, 580, 667, 1334, 1453, 2668, 2906, 3335, 5812, 6670, 7265, 13340, 14530, 29060, 33419, 42137, 66838, 84274, 133676, 167095, 168548, 210685, 334190, 421370, 668380, 842740, 969151, 1938302, 3876604, 4845755, 9691510, 19383020]

約数ペア:

[(1, 19383020), (2, 9691510), (4, 4845755), (5, 3876604), (10, 1938302), (20, 969151), (23, 842740), (29, 668380), (46, 421370), (58, 334190), (92, 210685), (115, 168548), (116, 167095), (145, 133676), (230, 84274), (290, 66838), (460, 42137), (580, 33419), (667, 29060), (1334, 14530), (1453, 13340), (2668, 7265), (2906, 6670), (3335, 5812)]