20207484

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4639}}^1$

素因数の和:4671

約数の個数: 54

約数和(自身を含む): 56157920

約数和(自身を除く): 35950436

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4639, 9278, 13917, 18556, 27834, 41751, 51029, 55668, 83502, 102058, 153087, 167004, 204116, 306174, 459261, 561319, 612348, 918522, 1122638, 1683957, 1837044, 2245276, 3367914, 5051871, 6735828, 10103742, 20207484]

約数ペア:

[(1, 20207484), (2, 10103742), (3, 6735828), (4, 5051871), (6, 3367914), (9, 2245276), (11, 1837044), (12, 1683957), (18, 1122638), (22, 918522), (33, 612348), (36, 561319), (44, 459261), (66, 306174), (99, 204116), (121, 167004), (132, 153087), (198, 102058), (242, 83502), (363, 55668), (396, 51029), (484, 41751), (726, 27834), (1089, 18556), (1452, 13917), (2178, 9278), (4356, 4639)]