20169971185

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{62701}}^1$

素因数の和:62834

約数の個数: 48

約数和(自身を含む): 30622151952

約数和(自身を除く): 10452180767

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 101, 245, 455, 505, 637, 707, 1313, 3185, 3535, 4949, 6565, 9191, 24745, 45955, 62701, 64337, 313505, 321685, 438907, 815113, 2194535, 3072349, 4075565, 5705791, 6332801, 15361745, 28528955, 31664005, 39940537, 44329607, 82326413, 199702685, 221648035, 310307249, 411632065, 576284891, 1551536245, 2881424455, 4033994237, 20169971185]

約数ペア:

[(1, 20169971185), (5, 4033994237), (7, 2881424455), (13, 1551536245), (35, 576284891), (49, 411632065), (65, 310307249), (91, 221648035), (101, 199702685), (245, 82326413), (455, 44329607), (505, 39940537), (637, 31664005), (707, 28528955), (1313, 15361745), (3185, 6332801), (3535, 5705791), (4949, 4075565), (6565, 3072349), (9191, 2194535), (24745, 815113), (45955, 438907), (62701, 321685), (64337, 313505)]