16503020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 36862560

約数和(自身を除く): 20359540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 137, 190, 274, 317, 380, 548, 634, 685, 1268, 1370, 1585, 2603, 2740, 3170, 5206, 6023, 6340, 10412, 12046, 13015, 24092, 26030, 30115, 43429, 52060, 60230, 86858, 120460, 173716, 217145, 434290, 825151, 868580, 1650302, 3300604, 4125755, 8251510, 16503020]

約数ペア:

[(1, 16503020), (2, 8251510), (4, 4125755), (5, 3300604), (10, 1650302), (19, 868580), (20, 825151), (38, 434290), (76, 217145), (95, 173716), (137, 120460), (190, 86858), (274, 60230), (317, 52060), (380, 43429), (548, 30115), (634, 26030), (685, 24092), (1268, 13015), (1370, 12046), (1585, 10412), (2603, 6340), (2740, 6023), (3170, 5206)]