20219663456

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{1879}}^1$

素因数の和:2188

約数の個数: 96

約数和(自身を含む): 42774842880

約数和(自身を除く): 22555179424

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 131, 136, 151, 262, 272, 302, 524, 544, 604, 1048, 1208, 1879, 2096, 2227, 2416, 2567, 3758, 4192, 4454, 4832, 5134, 7516, 8908, 10268, 15032, 17816, 19781, 20536, 30064, 31943, 35632, 39562, 41072, 60128, 63886, 71264, 79124, 82144, 127772, 158248, 246149, 255544, 283729, 316496, 336277, 492298, 511088, 567458, 632992, 672554, 984596, 1022176, 1134916, 1345108, 1969192, 2269832, 2690216, 3938384, 4184533, 4539664, 4823393, 5380432, 7876768, 8369066, 9079328, 9646786, 10760864, 16738132, 19293572, 33476264, 37168499, 38587144, 66952528, 74336998, 77174288, 133905056, 148673996, 154348576, 297347992, 594695984, 631864483, 1189391968, 1263728966, 2527457932, 5054915864, 10109831728, 20219663456]

約数ペア:

[(1, 20219663456), (2, 10109831728), (4, 5054915864), (8, 2527457932), (16, 1263728966), (17, 1189391968), (32, 631864483), (34, 594695984), (68, 297347992), (131, 154348576), (136, 148673996), (151, 133905056), (262, 77174288), (272, 74336998), (302, 66952528), (524, 38587144), (544, 37168499), (604, 33476264), (1048, 19293572), (1208, 16738132), (1879, 10760864), (2096, 9646786), (2227, 9079328), (2416, 8369066), (2567, 7876768), (3758, 5380432), (4192, 4823393), (4454, 4539664), (4832, 4184533), (5134, 3938384), (7516, 2690216), (8908, 2269832), (10268, 1969192), (15032, 1345108), (17816, 1134916), (19781, 1022176), (20536, 984596), (30064, 672554), (31943, 632992), (35632, 567458), (39562, 511088), (41072, 492298), (60128, 336277), (63886, 316496), (71264, 283729), (79124, 255544), (82144, 246149), (127772, 158248)]