20172181548

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^2\times {\mathrm{293}}^1\times {\mathrm{3413}}^1$

素因数の和:3795

約数の個数: 72

約数和(自身を含む): 48423274704

約数和(自身を除く): 28251093156

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 293, 492, 586, 879, 1172, 1681, 1758, 3362, 3413, 3516, 5043, 6724, 6826, 10086, 10239, 12013, 13652, 20172, 20478, 24026, 36039, 40956, 48052, 72078, 139933, 144156, 279866, 419799, 492533, 559732, 839598, 985066, 1000009, 1477599, 1679196, 1970132, 2000018, 2955198, 3000027, 4000036, 5737253, 5910396, 6000054, 11474506, 12000108, 17211759, 22949012, 34423518, 41000369, 68847036, 82000738, 123001107, 164001476, 246002214, 492004428, 1681015129, 3362030258, 5043045387, 6724060516, 10086090774, 20172181548]

約数ペア:

[(1, 20172181548), (2, 10086090774), (3, 6724060516), (4, 5043045387), (6, 3362030258), (12, 1681015129), (41, 492004428), (82, 246002214), (123, 164001476), (164, 123001107), (246, 82000738), (293, 68847036), (492, 41000369), (586, 34423518), (879, 22949012), (1172, 17211759), (1681, 12000108), (1758, 11474506), (3362, 6000054), (3413, 5910396), (3516, 5737253), (5043, 4000036), (6724, 3000027), (6826, 2955198), (10086, 2000018), (10239, 1970132), (12013, 1679196), (13652, 1477599), (20172, 1000009), (20478, 985066), (24026, 839598), (36039, 559732), (40956, 492533), (48052, 419799), (72078, 279866), (139933, 144156)]