20571661584

素因数分解:

$2^4\times 3^3\times {\mathrm{4481}}^1\times {\mathrm{10627}}^1$

素因数の和:15125

約数の個数: 80

約数和(自身を含む): 59067023040

約数和(自身を除く): 38495361456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 4481, 8962, 10627, 13443, 17924, 21254, 26886, 31881, 35848, 40329, 42508, 53772, 63762, 71696, 80658, 85016, 95643, 107544, 120987, 127524, 161316, 170032, 191286, 215088, 241974, 255048, 286929, 322632, 382572, 483948, 510096, 573858, 645264, 765144, 967896, 1147716, 1530288, 1935792, 2295432, 4590864, 47619587, 95239174, 142858761, 190478348, 285717522, 380956696, 428576283, 571435044, 761913392, 857152566, 1142870088, 1285728849, 1714305132, 2285740176, 2571457698, 3428610264, 5142915396, 6857220528, 10285830792, 20571661584]

約数ペア:

[(1, 20571661584), (2, 10285830792), (3, 6857220528), (4, 5142915396), (6, 3428610264), (8, 2571457698), (9, 2285740176), (12, 1714305132), (16, 1285728849), (18, 1142870088), (24, 857152566), (27, 761913392), (36, 571435044), (48, 428576283), (54, 380956696), (72, 285717522), (108, 190478348), (144, 142858761), (216, 95239174), (432, 47619587), (4481, 4590864), (8962, 2295432), (10627, 1935792), (13443, 1530288), (17924, 1147716), (21254, 967896), (26886, 765144), (31881, 645264), (35848, 573858), (40329, 510096), (42508, 483948), (53772, 382572), (63762, 322632), (71696, 286929), (80658, 255048), (85016, 241974), (95643, 215088), (107544, 191286), (120987, 170032), (127524, 161316)]