20187849984

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1142881}}^1$

素因数の和:1142923

約数の個数: 72

約数和(自身を含む): 56065219392

約数和(自身を除く): 35877369408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1472, 2208, 2944, 4416, 5888, 8832, 17664, 1142881, 2285762, 3428643, 4571524, 6857286, 9143048, 13714572, 18286096, 26286263, 27429144, 36572192, 52572526, 54858288, 73144384, 78858789, 105145052, 109716576, 146288768, 157717578, 210290104, 219433152, 292577536, 315435156, 420580208, 438866304, 630870312, 841160416, 877732608, 1261740624, 1682320832, 2523481248, 3364641664, 5046962496, 6729283328, 10093924992, 20187849984]

約数ペア:

[(1, 20187849984), (2, 10093924992), (3, 6729283328), (4, 5046962496), (6, 3364641664), (8, 2523481248), (12, 1682320832), (16, 1261740624), (23, 877732608), (24, 841160416), (32, 630870312), (46, 438866304), (48, 420580208), (64, 315435156), (69, 292577536), (92, 219433152), (96, 210290104), (128, 157717578), (138, 146288768), (184, 109716576), (192, 105145052), (256, 78858789), (276, 73144384), (368, 54858288), (384, 52572526), (552, 36572192), (736, 27429144), (768, 26286263), (1104, 18286096), (1472, 13714572), (2208, 9143048), (2944, 6857286), (4416, 4571524), (5888, 3428643), (8832, 2285762), (17664, 1142881)]