31555732

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^2$

素因数の和:137

約数の個数: 54

約数和(自身を含む): 64333374

約数和(自身を除く): 32777642

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 361, 494, 533, 722, 779, 988, 1066, 1444, 1558, 1681, 2132, 3116, 3362, 4693, 6724, 9386, 10127, 14801, 18772, 20254, 21853, 29602, 31939, 40508, 43706, 59204, 63878, 87412, 127756, 192413, 384826, 415207, 606841, 769652, 830414, 1213682, 1660828, 2427364, 7888933, 15777866, 31555732]

約数ペア:

[(1, 31555732), (2, 15777866), (4, 7888933), (13, 2427364), (19, 1660828), (26, 1213682), (38, 830414), (41, 769652), (52, 606841), (76, 415207), (82, 384826), (164, 192413), (247, 127756), (361, 87412), (494, 63878), (533, 59204), (722, 43706), (779, 40508), (988, 31939), (1066, 29602), (1444, 21853), (1558, 20254), (1681, 18772), (2132, 14801), (3116, 10127), (3362, 9386), (4693, 6724)]