19120128

素因数分解:

$2^{14}\times 3^1\times {\mathrm{389}}^1$

素因数の和:420

約数の個数: 60

約数和(自身を含む): 51116520

約数和(自身を除く): 31996392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 389, 512, 768, 778, 1024, 1167, 1536, 1556, 2048, 2334, 3072, 3112, 4096, 4668, 6144, 6224, 8192, 9336, 12288, 12448, 16384, 18672, 24576, 24896, 37344, 49152, 49792, 74688, 99584, 149376, 199168, 298752, 398336, 597504, 796672, 1195008, 1593344, 2390016, 3186688, 4780032, 6373376, 9560064, 19120128]

約数ペア:

[(1, 19120128), (2, 9560064), (3, 6373376), (4, 4780032), (6, 3186688), (8, 2390016), (12, 1593344), (16, 1195008), (24, 796672), (32, 597504), (48, 398336), (64, 298752), (96, 199168), (128, 149376), (192, 99584), (256, 74688), (384, 49792), (389, 49152), (512, 37344), (768, 24896), (778, 24576), (1024, 18672), (1167, 16384), (1536, 12448), (1556, 12288), (2048, 9336), (2334, 8192), (3072, 6224), (3112, 6144), (4096, 4668)]