18209631730

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1\times {\mathrm{3307}}^1$

素因数の和:3803

約数の個数: 64

約数和(自身を含む): 35073797760

約数和(自身を除く): 16864166030

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 365, 397, 730, 794, 1387, 1985, 2774, 3307, 3970, 6614, 6935, 7543, 13870, 15086, 16535, 28981, 33070, 37715, 57962, 62833, 75430, 125666, 144905, 241411, 289810, 314165, 482822, 550639, 628330, 1101278, 1207055, 1312879, 2414110, 2625758, 2753195, 4586809, 5506390, 6564395, 9173618, 13128790, 22934045, 24944701, 45868090, 49889402, 95840167, 124723505, 191680334, 249447010, 479200835, 958401670, 1820963173, 3641926346, 9104815865, 18209631730]

約数ペア:

[(1, 18209631730), (2, 9104815865), (5, 3641926346), (10, 1820963173), (19, 958401670), (38, 479200835), (73, 249447010), (95, 191680334), (146, 124723505), (190, 95840167), (365, 49889402), (397, 45868090), (730, 24944701), (794, 22934045), (1387, 13128790), (1985, 9173618), (2774, 6564395), (3307, 5506390), (3970, 4586809), (6614, 2753195), (6935, 2625758), (7543, 2414110), (13870, 1312879), (15086, 1207055), (16535, 1101278), (28981, 628330), (33070, 550639), (37715, 482822), (57962, 314165), (62833, 289810), (75430, 241411), (125666, 144905)]