1820842353

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1\times {\mathrm{691}}^1$

素因数の和:1370

約数の個数: 48

約数和(自身を含む): 2944930560

約数和(自身を除く): 1124088207

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 619, 691, 1419, 1857, 2073, 4257, 5571, 6219, 6809, 7601, 20427, 22803, 26617, 29713, 61281, 68409, 79851, 89139, 239553, 267417, 292787, 326843, 427729, 878361, 980529, 1283187, 2635083, 2941587, 3849561, 4705019, 14115057, 18392347, 42345171, 55177041, 165531123, 202315817, 606947451, 1820842353]

約数ペア:

[(1, 1820842353), (3, 606947451), (9, 202315817), (11, 165531123), (33, 55177041), (43, 42345171), (99, 18392347), (129, 14115057), (387, 4705019), (473, 3849561), (619, 2941587), (691, 2635083), (1419, 1283187), (1857, 980529), (2073, 878361), (4257, 427729), (5571, 326843), (6219, 292787), (6809, 267417), (7601, 239553), (20427, 89139), (22803, 79851), (26617, 68409), (29713, 61281)]