31213884

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10531}}^1$

素因数の和:10570

約数の個数: 48

約数和(自身を含む): 82570880

約数和(自身を除く): 51356996

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 10531, 21062, 31593, 42124, 63186, 126372, 136903, 200089, 273806, 400178, 410709, 547612, 600267, 800356, 821418, 1200534, 1642836, 2401068, 2601157, 5202314, 7803471, 10404628, 15606942, 31213884]

約数ペア:

[(1, 31213884), (2, 15606942), (3, 10404628), (4, 7803471), (6, 5202314), (12, 2601157), (13, 2401068), (19, 1642836), (26, 1200534), (38, 821418), (39, 800356), (52, 600267), (57, 547612), (76, 410709), (78, 400178), (114, 273806), (156, 200089), (228, 136903), (247, 126372), (494, 63186), (741, 42124), (988, 31593), (1482, 21062), (2964, 10531)]