20178356516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2287}}^1\times {\mathrm{6829}}^1$

素因数の和:9156

約数の個数: 48

約数和(自身を含む): 39380140800

約数和(自身を除く): 19201784284

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 2287, 4574, 6829, 9148, 13658, 27316, 38879, 43453, 77758, 86906, 116093, 129751, 155516, 173812, 232186, 259502, 464372, 519004, 738701, 1477402, 2205767, 2954804, 4411534, 8823068, 15617923, 31235846, 62471692, 265504691, 296740537, 531009382, 593481074, 1062018764, 1186962148, 5044589129, 10089178258, 20178356516]

約数ペア:

[(1, 20178356516), (2, 10089178258), (4, 5044589129), (17, 1186962148), (19, 1062018764), (34, 593481074), (38, 531009382), (68, 296740537), (76, 265504691), (323, 62471692), (646, 31235846), (1292, 15617923), (2287, 8823068), (4574, 4411534), (6829, 2954804), (9148, 2205767), (13658, 1477402), (27316, 738701), (38879, 519004), (43453, 464372), (77758, 259502), (86906, 232186), (116093, 173812), (129751, 155516)]