20743398

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2273}}^1$

素因数の和:2310

約数の個数: 48

約数和(自身を含む): 49937040

約数和(自身を除く): 29193642

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2273, 3042, 4546, 4563, 6819, 9126, 13638, 20457, 29549, 40914, 59098, 61371, 88647, 122742, 177294, 265941, 384137, 531882, 768274, 797823, 1152411, 1595646, 2304822, 3457233, 6914466, 10371699, 20743398]

約数ペア:

[(1, 20743398), (2, 10371699), (3, 6914466), (6, 3457233), (9, 2304822), (13, 1595646), (18, 1152411), (26, 797823), (27, 768274), (39, 531882), (54, 384137), (78, 265941), (117, 177294), (169, 122742), (234, 88647), (338, 61371), (351, 59098), (507, 40914), (702, 29549), (1014, 20457), (1521, 13638), (2273, 9126), (3042, 6819), (4546, 4563)]