20886468

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 50076096

約数和(自身を除く): 29189628

約数列:

[1, 2, 3, 4, 6, 12, 73, 113, 146, 211, 219, 226, 292, 339, 422, 438, 452, 633, 678, 844, 876, 1266, 1356, 2532, 8249, 15403, 16498, 23843, 24747, 30806, 32996, 46209, 47686, 49494, 61612, 71529, 92418, 95372, 98988, 143058, 184836, 286116, 1740539, 3481078, 5221617, 6962156, 10443234, 20886468]

約数ペア:

[(1, 20886468), (2, 10443234), (3, 6962156), (4, 5221617), (6, 3481078), (12, 1740539), (73, 286116), (113, 184836), (146, 143058), (211, 98988), (219, 95372), (226, 92418), (292, 71529), (339, 61612), (422, 49494), (438, 47686), (452, 46209), (633, 32996), (678, 30806), (844, 24747), (876, 23843), (1266, 16498), (1356, 15403), (2532, 8249)]