20161821312

素因数分解:

$2^7\times 3^2\times {\mathrm{79}}^1\times {\mathrm{221539}}^1$

素因数の和:221638

約数の個数: 96

約数和(自身を含む): 58752408000

約数和(自身を除く): 38590586688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 128, 144, 158, 192, 237, 288, 316, 384, 474, 576, 632, 711, 948, 1152, 1264, 1422, 1896, 2528, 2844, 3792, 5056, 5688, 7584, 10112, 11376, 15168, 22752, 30336, 45504, 91008, 221539, 443078, 664617, 886156, 1329234, 1772312, 1993851, 2658468, 3544624, 3987702, 5316936, 7089248, 7975404, 10633872, 14178496, 15950808, 17501581, 21267744, 28356992, 31901616, 35003162, 42535488, 52504743, 63803232, 70006324, 85070976, 105009486, 127606464, 140012648, 157514229, 210018972, 255212928, 280025296, 315028458, 420037944, 560050592, 630056916, 840075888, 1120101184, 1260113832, 1680151776, 2240202368, 2520227664, 3360303552, 5040455328, 6720607104, 10080910656, 20161821312]

約数ペア:

[(1, 20161821312), (2, 10080910656), (3, 6720607104), (4, 5040455328), (6, 3360303552), (8, 2520227664), (9, 2240202368), (12, 1680151776), (16, 1260113832), (18, 1120101184), (24, 840075888), (32, 630056916), (36, 560050592), (48, 420037944), (64, 315028458), (72, 280025296), (79, 255212928), (96, 210018972), (128, 157514229), (144, 140012648), (158, 127606464), (192, 105009486), (237, 85070976), (288, 70006324), (316, 63803232), (384, 52504743), (474, 42535488), (576, 35003162), (632, 31901616), (711, 28356992), (948, 21267744), (1152, 17501581), (1264, 15950808), (1422, 14178496), (1896, 10633872), (2528, 7975404), (2844, 7089248), (3792, 5316936), (5056, 3987702), (5688, 3544624), (7584, 2658468), (10112, 1993851), (11376, 1772312), (15168, 1329234), (22752, 886156), (30336, 664617), (45504, 443078), (91008, 221539)]