20565372672

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{686611}}^1$

素因数の和:686646

約数の個数: 108

約数和(自身を含む): 63856289224

約数和(自身を除く): 43290916552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 64, 72, 78, 96, 104, 117, 128, 144, 156, 192, 208, 234, 256, 288, 312, 384, 416, 468, 576, 624, 768, 832, 936, 1152, 1248, 1664, 1872, 2304, 2496, 3328, 3744, 4992, 7488, 9984, 14976, 29952, 686611, 1373222, 2059833, 2746444, 4119666, 5492888, 6179499, 8239332, 8925943, 10985776, 12358998, 16478664, 17851886, 21971552, 24717996, 26777829, 32957328, 35703772, 43943104, 49435992, 53555658, 65914656, 71407544, 80333487, 87886208, 98871984, 107111316, 131829312, 142815088, 160666974, 175772416, 197743968, 214222632, 263658624, 285630176, 321333948, 395487936, 428445264, 527317248, 571260352, 642667896, 790975872, 856890528, 1142520704, 1285335792, 1581951744, 1713781056, 2285041408, 2570671584, 3427562112, 5141343168, 6855124224, 10282686336, 20565372672]

約数ペア:

[(1, 20565372672), (2, 10282686336), (3, 6855124224), (4, 5141343168), (6, 3427562112), (8, 2570671584), (9, 2285041408), (12, 1713781056), (13, 1581951744), (16, 1285335792), (18, 1142520704), (24, 856890528), (26, 790975872), (32, 642667896), (36, 571260352), (39, 527317248), (48, 428445264), (52, 395487936), (64, 321333948), (72, 285630176), (78, 263658624), (96, 214222632), (104, 197743968), (117, 175772416), (128, 160666974), (144, 142815088), (156, 131829312), (192, 107111316), (208, 98871984), (234, 87886208), (256, 80333487), (288, 71407544), (312, 65914656), (384, 53555658), (416, 49435992), (468, 43943104), (576, 35703772), (624, 32957328), (768, 26777829), (832, 24717996), (936, 21971552), (1152, 17851886), (1248, 16478664), (1664, 12358998), (1872, 10985776), (2304, 8925943), (2496, 8239332), (3328, 6179499), (3744, 5492888), (4992, 4119666), (7488, 2746444), (9984, 2059833), (14976, 1373222), (29952, 686611)]