18673770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^2$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 47437920

約数和(自身を除く): 28764150

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 181, 190, 285, 362, 543, 570, 905, 1086, 1810, 2715, 3439, 5430, 6878, 10317, 17195, 20634, 32761, 34390, 51585, 65522, 98283, 103170, 163805, 196566, 327610, 491415, 622459, 982830, 1244918, 1867377, 3112295, 3734754, 6224590, 9336885, 18673770]

約数ペア:

[(1, 18673770), (2, 9336885), (3, 6224590), (5, 3734754), (6, 3112295), (10, 1867377), (15, 1244918), (19, 982830), (30, 622459), (38, 491415), (57, 327610), (95, 196566), (114, 163805), (181, 103170), (190, 98283), (285, 65522), (362, 51585), (543, 34390), (570, 32761), (905, 20634), (1086, 17195), (1810, 10317), (2715, 6878), (3439, 5430)]