20500608

素因数分解:

$2^7\times 3^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 54933120

約数和(自身を除く): 34432512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 197, 271, 384, 394, 542, 591, 788, 813, 1084, 1182, 1576, 1626, 2168, 2364, 3152, 3252, 4336, 4728, 6304, 6504, 8672, 9456, 12608, 13008, 17344, 18912, 25216, 26016, 34688, 37824, 52032, 53387, 75648, 104064, 106774, 160161, 213548, 320322, 427096, 640644, 854192, 1281288, 1708384, 2562576, 3416768, 5125152, 6833536, 10250304, 20500608]

約数ペア:

[(1, 20500608), (2, 10250304), (3, 6833536), (4, 5125152), (6, 3416768), (8, 2562576), (12, 1708384), (16, 1281288), (24, 854192), (32, 640644), (48, 427096), (64, 320322), (96, 213548), (128, 160161), (192, 106774), (197, 104064), (271, 75648), (384, 53387), (394, 52032), (542, 37824), (591, 34688), (788, 26016), (813, 25216), (1084, 18912), (1182, 17344), (1576, 13008), (1626, 12608), (2168, 9456), (2364, 8672), (3152, 6504), (3252, 6304), (4336, 4728)]