18265920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 112

約数和(自身を含む): 59253120

約数和(自身を除く): 40987200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 53, 60, 64, 80, 96, 106, 120, 159, 160, 192, 212, 240, 265, 318, 320, 359, 424, 480, 530, 636, 718, 795, 848, 960, 1060, 1077, 1272, 1436, 1590, 1696, 1795, 2120, 2154, 2544, 2872, 3180, 3392, 3590, 4240, 4308, 5088, 5385, 5744, 6360, 7180, 8480, 8616, 10176, 10770, 11488, 12720, 14360, 16960, 17232, 19027, 21540, 22976, 25440, 28720, 34464, 38054, 43080, 50880, 57081, 57440, 68928, 76108, 86160, 95135, 114162, 114880, 152216, 172320, 190270, 228324, 285405, 304432, 344640, 380540, 456648, 570810, 608864, 761080, 913296, 1141620, 1217728, 1522160, 1826592, 2283240, 3044320, 3653184, 4566480, 6088640, 9132960, 18265920]

約数ペア:

[(1, 18265920), (2, 9132960), (3, 6088640), (4, 4566480), (5, 3653184), (6, 3044320), (8, 2283240), (10, 1826592), (12, 1522160), (15, 1217728), (16, 1141620), (20, 913296), (24, 761080), (30, 608864), (32, 570810), (40, 456648), (48, 380540), (53, 344640), (60, 304432), (64, 285405), (80, 228324), (96, 190270), (106, 172320), (120, 152216), (159, 114880), (160, 114162), (192, 95135), (212, 86160), (240, 76108), (265, 68928), (318, 57440), (320, 57081), (359, 50880), (424, 43080), (480, 38054), (530, 34464), (636, 28720), (718, 25440), (795, 22976), (848, 21540), (960, 19027), (1060, 17232), (1077, 16960), (1272, 14360), (1436, 12720), (1590, 11488), (1696, 10770), (1795, 10176), (2120, 8616), (2154, 8480), (2544, 7180), (2872, 6360), (3180, 5744), (3392, 5385), (3590, 5088), (4240, 4308)]