20101335

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 14009385

約数列:

[1, 3, 5, 15, 19, 57, 95, 251, 281, 285, 753, 843, 1255, 1405, 3765, 4215, 4769, 5339, 14307, 16017, 23845, 26695, 70531, 71535, 80085, 211593, 352655, 1057965, 1340089, 4020267, 6700445, 20101335]

約数ペア:

[(1, 20101335), (3, 6700445), (5, 4020267), (15, 1340089), (19, 1057965), (57, 352655), (95, 211593), (251, 80085), (281, 71535), (285, 70531), (753, 26695), (843, 23845), (1255, 16017), (1405, 14307), (3765, 5339), (4215, 4769)]