20390328

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1759}}^1$

素因数の和:1801

約数の個数: 96

約数和(自身を含む): 65894400

約数和(自身を除く): 45504072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1759, 1932, 2898, 3518, 3864, 5277, 5796, 7036, 10554, 11592, 12313, 14072, 15831, 21108, 24626, 31662, 36939, 40457, 42216, 49252, 63324, 73878, 80914, 98504, 110817, 121371, 126648, 147756, 161828, 221634, 242742, 283199, 295512, 323656, 364113, 443268, 485484, 566398, 728226, 849597, 886536, 970968, 1132796, 1456452, 1699194, 2265592, 2548791, 2912904, 3398388, 5097582, 6796776, 10195164, 20390328]

約数ペア:

[(1, 20390328), (2, 10195164), (3, 6796776), (4, 5097582), (6, 3398388), (7, 2912904), (8, 2548791), (9, 2265592), (12, 1699194), (14, 1456452), (18, 1132796), (21, 970968), (23, 886536), (24, 849597), (28, 728226), (36, 566398), (42, 485484), (46, 443268), (56, 364113), (63, 323656), (69, 295512), (72, 283199), (84, 242742), (92, 221634), (126, 161828), (138, 147756), (161, 126648), (168, 121371), (184, 110817), (207, 98504), (252, 80914), (276, 73878), (322, 63324), (414, 49252), (483, 42216), (504, 40457), (552, 36939), (644, 31662), (828, 24626), (966, 21108), (1288, 15831), (1449, 14072), (1656, 12313), (1759, 11592), (1932, 10554), (2898, 7036), (3518, 5796), (3864, 5277)]