20507436

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1721}}^1$

素因数の和:2062

約数の個数: 36

約数和(自身を含む): 52025064

約数和(自身を除く): 31517628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1721, 1986, 2979, 3442, 3972, 5163, 5958, 6884, 10326, 11916, 15489, 20652, 30978, 61956, 569651, 1139302, 1708953, 2278604, 3417906, 5126859, 6835812, 10253718, 20507436]

約数ペア:

[(1, 20507436), (2, 10253718), (3, 6835812), (4, 5126859), (6, 3417906), (9, 2278604), (12, 1708953), (18, 1139302), (36, 569651), (331, 61956), (662, 30978), (993, 20652), (1324, 15489), (1721, 11916), (1986, 10326), (2979, 6884), (3442, 5958), (3972, 5163)]