20159707974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{20407}}^1$

素因数の和:21009

約数の個数: 64

約数和(自身を含む): 47239458816

約数和(自身を除く): 27079750842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 547, 602, 903, 1094, 1641, 1806, 3282, 3829, 7658, 11487, 20407, 22974, 23521, 40814, 47042, 61221, 70563, 122442, 141126, 142849, 164647, 285698, 329294, 428547, 493941, 857094, 877501, 987882, 1755002, 2632503, 5265006, 6142507, 11162629, 12285014, 18427521, 22325258, 33487887, 36855042, 66975774, 78138403, 156276806, 234415209, 468830418, 479993047, 959986094, 1439979141, 2879958282, 3359951329, 6719902658, 10079853987, 20159707974]

約数ペア:

[(1, 20159707974), (2, 10079853987), (3, 6719902658), (6, 3359951329), (7, 2879958282), (14, 1439979141), (21, 959986094), (42, 479993047), (43, 468830418), (86, 234415209), (129, 156276806), (258, 78138403), (301, 66975774), (547, 36855042), (602, 33487887), (903, 22325258), (1094, 18427521), (1641, 12285014), (1806, 11162629), (3282, 6142507), (3829, 5265006), (7658, 2632503), (11487, 1755002), (20407, 987882), (22974, 877501), (23521, 857094), (40814, 493941), (47042, 428547), (61221, 329294), (70563, 285698), (122442, 164647), (141126, 142849)]