18214380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2153}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 56452032

約数和(自身を除く): 38237652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 141, 180, 188, 235, 282, 423, 470, 564, 705, 846, 940, 1410, 1692, 2115, 2153, 2820, 4230, 4306, 6459, 8460, 8612, 10765, 12918, 19377, 21530, 25836, 32295, 38754, 43060, 64590, 77508, 96885, 101191, 129180, 193770, 202382, 303573, 387540, 404764, 505955, 607146, 910719, 1011910, 1214292, 1517865, 1821438, 2023820, 3035730, 3642876, 4553595, 6071460, 9107190, 18214380]

約数ペア:

[(1, 18214380), (2, 9107190), (3, 6071460), (4, 4553595), (5, 3642876), (6, 3035730), (9, 2023820), (10, 1821438), (12, 1517865), (15, 1214292), (18, 1011910), (20, 910719), (30, 607146), (36, 505955), (45, 404764), (47, 387540), (60, 303573), (90, 202382), (94, 193770), (141, 129180), (180, 101191), (188, 96885), (235, 77508), (282, 64590), (423, 43060), (470, 38754), (564, 32295), (705, 25836), (846, 21530), (940, 19377), (1410, 12918), (1692, 10765), (2115, 8612), (2153, 8460), (2820, 6459), (4230, 4306)]