20206116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:641

約数の個数: 72

約数和(自身を含む): 58828224

約数和(自身を除く): 38622108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 181, 252, 362, 443, 543, 724, 886, 1086, 1267, 1329, 1629, 1772, 2172, 2534, 2658, 3101, 3258, 3801, 3987, 5068, 5316, 6202, 6516, 7602, 7974, 9303, 11403, 12404, 15204, 15948, 18606, 22806, 27909, 37212, 45612, 55818, 80183, 111636, 160366, 240549, 320732, 481098, 561281, 721647, 962196, 1122562, 1443294, 1683843, 2245124, 2886588, 3367686, 5051529, 6735372, 10103058, 20206116]

約数ペア:

[(1, 20206116), (2, 10103058), (3, 6735372), (4, 5051529), (6, 3367686), (7, 2886588), (9, 2245124), (12, 1683843), (14, 1443294), (18, 1122562), (21, 962196), (28, 721647), (36, 561281), (42, 481098), (63, 320732), (84, 240549), (126, 160366), (181, 111636), (252, 80183), (362, 55818), (443, 45612), (543, 37212), (724, 27909), (886, 22806), (1086, 18606), (1267, 15948), (1329, 15204), (1629, 12404), (1772, 11403), (2172, 9303), (2534, 7974), (2658, 7602), (3101, 6516), (3258, 6202), (3801, 5316), (3987, 5068)]