1899691638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{37643}}^1$

素因数の和:38308

約数の個数: 32

約数和(自身を含む): 4098076416

約数和(自身を除く): 2198384778

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 647, 1294, 1941, 3882, 8411, 16822, 25233, 37643, 50466, 75286, 112929, 225858, 489359, 978718, 1468077, 2936154, 24355021, 48710042, 73065063, 146130126, 316615273, 633230546, 949845819, 1899691638]

約数ペア:

[(1, 1899691638), (2, 949845819), (3, 633230546), (6, 316615273), (13, 146130126), (26, 73065063), (39, 48710042), (78, 24355021), (647, 2936154), (1294, 1468077), (1941, 978718), (3882, 489359), (8411, 225858), (16822, 112929), (25233, 75286), (37643, 50466)]