20174444988

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{390161}}^1$

素因数の和:390338

約数の個数: 48

約数和(自身を含む): 48941921280

約数和(自身を除く): 28767476292

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 139, 186, 278, 372, 417, 556, 834, 1668, 4309, 8618, 12927, 17236, 25854, 51708, 390161, 780322, 1170483, 1560644, 2340966, 4681932, 12094991, 24189982, 36284973, 48379964, 54232379, 72569946, 108464758, 145139892, 162697137, 216929516, 325394274, 650788548, 1681203749, 3362407498, 5043611247, 6724814996, 10087222494, 20174444988]

約数ペア:

[(1, 20174444988), (2, 10087222494), (3, 6724814996), (4, 5043611247), (6, 3362407498), (12, 1681203749), (31, 650788548), (62, 325394274), (93, 216929516), (124, 162697137), (139, 145139892), (186, 108464758), (278, 72569946), (372, 54232379), (417, 48379964), (556, 36284973), (834, 24189982), (1668, 12094991), (4309, 4681932), (8618, 2340966), (12927, 1560644), (17236, 1170483), (25854, 780322), (51708, 390161)]