18199768940

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1\times {\mathrm{24443}}^1$

素因数の和:25142

約数の個数: 48

約数和(自身を含む): 38930492160

約数和(自身を除く): 20730723220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 631, 1180, 1262, 2524, 3155, 6310, 12620, 24443, 37229, 48886, 74458, 97772, 122215, 148916, 186145, 244430, 372290, 488860, 744580, 1442137, 2884274, 5768548, 7210685, 14421370, 15423533, 28842740, 30847066, 61694132, 77117665, 154235330, 308470660, 909988447, 1819976894, 3639953788, 4549942235, 9099884470, 18199768940]

約数ペア:

[(1, 18199768940), (2, 9099884470), (4, 4549942235), (5, 3639953788), (10, 1819976894), (20, 909988447), (59, 308470660), (118, 154235330), (236, 77117665), (295, 61694132), (590, 30847066), (631, 28842740), (1180, 15423533), (1262, 14421370), (2524, 7210685), (3155, 5768548), (6310, 2884274), (12620, 1442137), (24443, 744580), (37229, 488860), (48886, 372290), (74458, 244430), (97772, 186145), (122215, 148916)]