20233265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 7345615

約数列:

[1, 5, 13, 37, 47, 65, 179, 185, 235, 481, 611, 895, 1739, 2327, 2405, 3055, 6623, 8413, 8695, 11635, 22607, 33115, 42065, 86099, 109369, 113035, 311281, 430495, 546845, 1556405, 4046653, 20233265]

約数ペア:

[(1, 20233265), (5, 4046653), (13, 1556405), (37, 546845), (47, 430495), (65, 311281), (179, 113035), (185, 109369), (235, 86099), (481, 42065), (611, 33115), (895, 22607), (1739, 11635), (2327, 8695), (2405, 8413), (3055, 6623)]