20162906816

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{397283}}^1$

素因数の和:397369

約数の個数: 56

約数和(自身を含む): 43794999024

約数和(自身を除く): 23632092208

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 244, 416, 488, 793, 832, 976, 1586, 1952, 3172, 3904, 6344, 12688, 25376, 50752, 397283, 794566, 1589132, 3178264, 5164679, 6356528, 10329358, 12713056, 20658716, 24234263, 25426112, 41317432, 48468526, 82634864, 96937052, 165269728, 193874104, 315045419, 330539456, 387748208, 630090838, 775496416, 1260181676, 1550992832, 2520363352, 5040726704, 10081453408, 20162906816]

約数ペア:

[(1, 20162906816), (2, 10081453408), (4, 5040726704), (8, 2520363352), (13, 1550992832), (16, 1260181676), (26, 775496416), (32, 630090838), (52, 387748208), (61, 330539456), (64, 315045419), (104, 193874104), (122, 165269728), (208, 96937052), (244, 82634864), (416, 48468526), (488, 41317432), (793, 25426112), (832, 24234263), (976, 20658716), (1586, 12713056), (1952, 10329358), (3172, 6356528), (3904, 5164679), (6344, 3178264), (12688, 1589132), (25376, 794566), (50752, 397283)]