20219136

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{3761}}^1$

素因数の和:3787

約数の個数: 72

約数和(自身を含む): 61516224

約数和(自身を除く): 41297088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 3761, 5376, 7522, 11283, 15044, 22566, 26327, 30088, 45132, 52654, 60176, 78981, 90264, 105308, 120352, 157962, 180528, 210616, 240704, 315924, 361056, 421232, 481408, 631848, 722112, 842464, 962816, 1263696, 1444224, 1684928, 2527392, 2888448, 3369856, 5054784, 6739712, 10109568, 20219136]

約数ペア:

[(1, 20219136), (2, 10109568), (3, 6739712), (4, 5054784), (6, 3369856), (7, 2888448), (8, 2527392), (12, 1684928), (14, 1444224), (16, 1263696), (21, 962816), (24, 842464), (28, 722112), (32, 631848), (42, 481408), (48, 421232), (56, 361056), (64, 315924), (84, 240704), (96, 210616), (112, 180528), (128, 157962), (168, 120352), (192, 105308), (224, 90264), (256, 78981), (336, 60176), (384, 52654), (448, 45132), (672, 30088), (768, 26327), (896, 22566), (1344, 15044), (1792, 11283), (2688, 7522), (3761, 5376)]