19522191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 32

約数和(自身を含む): 29776320

約数和(自身を除く): 10254129

約数列:

[1, 3, 13, 29, 39, 41, 87, 123, 377, 421, 533, 1131, 1189, 1263, 1599, 3567, 5473, 12209, 15457, 16419, 17261, 36627, 46371, 51783, 158717, 224393, 476151, 500569, 673179, 1501707, 6507397, 19522191]

約数ペア:

[(1, 19522191), (3, 6507397), (13, 1501707), (29, 673179), (39, 500569), (41, 476151), (87, 224393), (123, 158717), (377, 51783), (421, 46371), (533, 36627), (1131, 17261), (1189, 16419), (1263, 15457), (1599, 12209), (3567, 5473)]