18749172

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3877}}^1$

素因数の和:3928

約数の個数: 48

約数和(自身を含む): 48645632

約数和(自身を除く): 29896460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 3877, 4836, 7754, 11631, 15508, 23262, 46524, 50401, 100802, 120187, 151203, 201604, 240374, 302406, 360561, 480748, 604812, 721122, 1442244, 1562431, 3124862, 4687293, 6249724, 9374586, 18749172]

約数ペア:

[(1, 18749172), (2, 9374586), (3, 6249724), (4, 4687293), (6, 3124862), (12, 1562431), (13, 1442244), (26, 721122), (31, 604812), (39, 480748), (52, 360561), (62, 302406), (78, 240374), (93, 201604), (124, 151203), (156, 120187), (186, 100802), (372, 50401), (403, 46524), (806, 23262), (1209, 15508), (1612, 11631), (2418, 7754), (3877, 4836)]