20572652

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 40134528

約数和(自身を除く): 19561876

約数列:

[1, 2, 4, 17, 34, 41, 47, 68, 82, 94, 157, 164, 188, 314, 628, 697, 799, 1394, 1598, 1927, 2669, 2788, 3196, 3854, 5338, 6437, 7379, 7708, 10676, 12874, 14758, 25748, 29516, 32759, 65518, 109429, 125443, 131036, 218858, 250886, 302539, 437716, 501772, 605078, 1210156, 5143163, 10286326, 20572652]

約数ペア:

[(1, 20572652), (2, 10286326), (4, 5143163), (17, 1210156), (34, 605078), (41, 501772), (47, 437716), (68, 302539), (82, 250886), (94, 218858), (157, 131036), (164, 125443), (188, 109429), (314, 65518), (628, 32759), (697, 29516), (799, 25748), (1394, 14758), (1598, 12874), (1927, 10676), (2669, 7708), (2788, 7379), (3196, 6437), (3854, 5338)]