20769768

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{4729}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 57185700

約数和(自身を除く): 36415932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 4729, 9458, 14187, 18916, 28374, 37832, 42561, 56748, 85122, 113496, 170244, 288469, 340488, 576938, 865407, 1153876, 1730814, 2307752, 2596221, 3461628, 5192442, 6923256, 10384884, 20769768]

約数ペア:

[(1, 20769768), (2, 10384884), (3, 6923256), (4, 5192442), (6, 3461628), (8, 2596221), (9, 2307752), (12, 1730814), (18, 1153876), (24, 865407), (36, 576938), (61, 340488), (72, 288469), (122, 170244), (183, 113496), (244, 85122), (366, 56748), (488, 42561), (549, 37832), (732, 28374), (1098, 18916), (1464, 14187), (2196, 9458), (4392, 4729)]