18883098

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 46475520

約数和(自身を除く): 27592422

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 727, 962, 999, 1443, 1454, 1998, 2181, 2886, 4329, 4362, 6543, 8658, 9451, 12987, 13086, 18902, 19629, 25974, 26899, 28353, 39258, 53798, 56706, 80697, 85059, 161394, 170118, 242091, 255177, 349687, 484182, 510354, 699374, 726273, 1049061, 1452546, 2098122, 3147183, 6294366, 9441549, 18883098]

約数ペア:

[(1, 18883098), (2, 9441549), (3, 6294366), (6, 3147183), (9, 2098122), (13, 1452546), (18, 1049061), (26, 726273), (27, 699374), (37, 510354), (39, 484182), (54, 349687), (74, 255177), (78, 242091), (111, 170118), (117, 161394), (222, 85059), (234, 80697), (333, 56706), (351, 53798), (481, 39258), (666, 28353), (702, 26899), (727, 25974), (962, 19629), (999, 18902), (1443, 13086), (1454, 12987), (1998, 9451), (2181, 8658), (2886, 6543), (4329, 4362)]