18087810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2441}}^1$

素因数の和:2483

約数の個数: 64

約数和(自身を含む): 49230720

約数和(自身を除く): 31142910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2441, 2470, 3705, 4882, 7323, 7410, 12205, 14646, 24410, 31733, 36615, 46379, 63466, 73230, 92758, 95199, 139137, 158665, 190398, 231895, 278274, 317330, 463790, 475995, 602927, 695685, 951990, 1205854, 1391370, 1808781, 3014635, 3617562, 6029270, 9043905, 18087810]

約数ペア:

[(1, 18087810), (2, 9043905), (3, 6029270), (5, 3617562), (6, 3014635), (10, 1808781), (13, 1391370), (15, 1205854), (19, 951990), (26, 695685), (30, 602927), (38, 475995), (39, 463790), (57, 317330), (65, 278274), (78, 231895), (95, 190398), (114, 158665), (130, 139137), (190, 95199), (195, 92758), (247, 73230), (285, 63466), (390, 46379), (494, 36615), (570, 31733), (741, 24410), (1235, 14646), (1482, 12205), (2441, 7410), (2470, 7323), (3705, 4882)]