18964036

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{983}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 41658624

約数和(自身を除く): 22694588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 983, 1378, 1484, 1966, 2756, 3932, 4823, 6881, 9646, 12779, 13762, 19292, 25558, 27524, 51116, 52099, 89453, 104198, 178906, 208396, 357812, 364693, 677287, 729386, 1354574, 1458772, 2709148, 4741009, 9482018, 18964036]

約数ペア:

[(1, 18964036), (2, 9482018), (4, 4741009), (7, 2709148), (13, 1458772), (14, 1354574), (26, 729386), (28, 677287), (52, 364693), (53, 357812), (91, 208396), (106, 178906), (182, 104198), (212, 89453), (364, 52099), (371, 51116), (689, 27524), (742, 25558), (983, 19292), (1378, 13762), (1484, 12779), (1966, 9646), (2756, 6881), (3932, 4823)]