20077902

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 49412160

約数和(自身を除く): 29334258

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 773, 962, 999, 1443, 1546, 1998, 2319, 2886, 4329, 4638, 6957, 8658, 10049, 12987, 13914, 20098, 20871, 25974, 28601, 30147, 41742, 57202, 60294, 85803, 90441, 171606, 180882, 257409, 271323, 371813, 514818, 542646, 743626, 772227, 1115439, 1544454, 2230878, 3346317, 6692634, 10038951, 20077902]

約数ペア:

[(1, 20077902), (2, 10038951), (3, 6692634), (6, 3346317), (9, 2230878), (13, 1544454), (18, 1115439), (26, 772227), (27, 743626), (37, 542646), (39, 514818), (54, 371813), (74, 271323), (78, 257409), (111, 180882), (117, 171606), (222, 90441), (234, 85803), (333, 60294), (351, 57202), (481, 41742), (666, 30147), (702, 28601), (773, 25974), (962, 20871), (999, 20098), (1443, 13914), (1546, 12987), (1998, 10049), (2319, 8658), (2886, 6957), (4329, 4638)]