20218202394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{158731}}^1$

素因数の和:158843

約数の個数: 64

約数和(自身を含む): 46080534528

約数和(自身を除く): 25862332134

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 71, 78, 138, 142, 213, 299, 426, 598, 897, 923, 1633, 1794, 1846, 2769, 3266, 4899, 5538, 9798, 21229, 42458, 63687, 127374, 158731, 317462, 476193, 952386, 2063503, 3650813, 4127006, 6190509, 7301626, 10952439, 11269901, 12381018, 21904878, 22539802, 33809703, 47460569, 67619406, 94921138, 142381707, 146508713, 259207723, 284763414, 293017426, 439526139, 518415446, 777623169, 879052278, 1555246338, 3369700399, 6739400798, 10109101197, 20218202394]

約数ペア:

[(1, 20218202394), (2, 10109101197), (3, 6739400798), (6, 3369700399), (13, 1555246338), (23, 879052278), (26, 777623169), (39, 518415446), (46, 439526139), (69, 293017426), (71, 284763414), (78, 259207723), (138, 146508713), (142, 142381707), (213, 94921138), (299, 67619406), (426, 47460569), (598, 33809703), (897, 22539802), (923, 21904878), (1633, 12381018), (1794, 11269901), (1846, 10952439), (2769, 7301626), (3266, 6190509), (4899, 4127006), (5538, 3650813), (9798, 2063503), (21229, 952386), (42458, 476193), (63687, 317462), (127374, 158731)]