20976084

素因数分解:

$2^2\times 3^4\times {\mathrm{101}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 60

約数和(自身を含む): 55464948

約数和(自身を除く): 34488864

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 101, 108, 162, 202, 303, 324, 404, 606, 641, 909, 1212, 1282, 1818, 1923, 2564, 2727, 3636, 3846, 5454, 5769, 7692, 8181, 10908, 11538, 16362, 17307, 23076, 32724, 34614, 51921, 64741, 69228, 103842, 129482, 194223, 207684, 258964, 388446, 582669, 776892, 1165338, 1748007, 2330676, 3496014, 5244021, 6992028, 10488042, 20976084]

約数ペア:

[(1, 20976084), (2, 10488042), (3, 6992028), (4, 5244021), (6, 3496014), (9, 2330676), (12, 1748007), (18, 1165338), (27, 776892), (36, 582669), (54, 388446), (81, 258964), (101, 207684), (108, 194223), (162, 129482), (202, 103842), (303, 69228), (324, 64741), (404, 51921), (606, 34614), (641, 32724), (909, 23076), (1212, 17307), (1282, 16362), (1818, 11538), (1923, 10908), (2564, 8181), (2727, 7692), (3636, 5769), (3846, 5454)]