20868930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231877}}^1$

素因数の和:231890

約数の個数: 24

約数和(自身を含む): 54259452

約数和(自身を除く): 33390522

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231877, 463754, 695631, 1159385, 1391262, 2086893, 2318770, 3478155, 4173786, 6956310, 10434465, 20868930]

約数ペア:

[(1, 20868930), (2, 10434465), (3, 6956310), (5, 4173786), (6, 3478155), (9, 2318770), (10, 2086893), (15, 1391262), (18, 1159385), (30, 695631), (45, 463754), (90, 231877)]