20671392

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1619}}^1$

素因数の和:1658

約数の個数: 96

約数和(自身を含む): 65318400

約数和(自身を除く): 44647008

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 532, 608, 672, 798, 912, 1064, 1596, 1619, 1824, 2128, 3192, 3238, 4256, 4857, 6384, 6476, 9714, 11333, 12768, 12952, 19428, 22666, 25904, 30761, 33999, 38856, 45332, 51808, 61522, 67998, 77712, 90664, 92283, 123044, 135996, 155424, 181328, 184566, 215327, 246088, 271992, 362656, 369132, 430654, 492176, 543984, 645981, 738264, 861308, 984352, 1087968, 1291962, 1476528, 1722616, 2583924, 2953056, 3445232, 5167848, 6890464, 10335696, 20671392]

約数ペア:

[(1, 20671392), (2, 10335696), (3, 6890464), (4, 5167848), (6, 3445232), (7, 2953056), (8, 2583924), (12, 1722616), (14, 1476528), (16, 1291962), (19, 1087968), (21, 984352), (24, 861308), (28, 738264), (32, 645981), (38, 543984), (42, 492176), (48, 430654), (56, 369132), (57, 362656), (76, 271992), (84, 246088), (96, 215327), (112, 184566), (114, 181328), (133, 155424), (152, 135996), (168, 123044), (224, 92283), (228, 90664), (266, 77712), (304, 67998), (336, 61522), (399, 51808), (456, 45332), (532, 38856), (608, 33999), (672, 30761), (798, 25904), (912, 22666), (1064, 19428), (1596, 12952), (1619, 12768), (1824, 11333), (2128, 9714), (3192, 6476), (3238, 6384), (4256, 4857)]