20719098

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12377}}^1$

素因数の和:12419

約数の個数: 32

約数和(自身を含む): 47531520

約数和(自身を除く): 26812422

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1674, 12377, 24754, 37131, 74262, 111393, 222786, 334179, 383687, 668358, 767374, 1151061, 2302122, 3453183, 6906366, 10359549, 20719098]

約数ペア:

[(1, 20719098), (2, 10359549), (3, 6906366), (6, 3453183), (9, 2302122), (18, 1151061), (27, 767374), (31, 668358), (54, 383687), (62, 334179), (93, 222786), (186, 111393), (279, 74262), (558, 37131), (837, 24754), (1674, 12377)]