18699800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 144

約数和(自身を含む): 53858160

約数和(自身を除く): 35158360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 37, 38, 40, 50, 56, 70, 74, 76, 95, 100, 133, 140, 148, 152, 175, 185, 190, 200, 259, 266, 280, 296, 350, 361, 370, 380, 475, 518, 532, 665, 700, 703, 722, 740, 760, 925, 950, 1036, 1064, 1295, 1330, 1400, 1406, 1444, 1480, 1805, 1850, 1900, 2072, 2527, 2590, 2660, 2812, 2888, 3325, 3515, 3610, 3700, 3800, 4921, 5054, 5180, 5320, 5624, 6475, 6650, 7030, 7220, 7400, 9025, 9842, 10108, 10360, 12635, 12950, 13300, 13357, 14060, 14440, 17575, 18050, 19684, 20216, 24605, 25270, 25900, 26600, 26714, 28120, 35150, 36100, 39368, 49210, 50540, 51800, 53428, 63175, 66785, 70300, 72200, 93499, 98420, 101080, 106856, 123025, 126350, 133570, 140600, 186998, 196840, 246050, 252700, 267140, 333925, 373996, 467495, 492100, 505400, 534280, 667850, 747992, 934990, 984200, 1335700, 1869980, 2337475, 2671400, 3739960, 4674950, 9349900, 18699800]

約数ペア:

[(1, 18699800), (2, 9349900), (4, 4674950), (5, 3739960), (7, 2671400), (8, 2337475), (10, 1869980), (14, 1335700), (19, 984200), (20, 934990), (25, 747992), (28, 667850), (35, 534280), (37, 505400), (38, 492100), (40, 467495), (50, 373996), (56, 333925), (70, 267140), (74, 252700), (76, 246050), (95, 196840), (100, 186998), (133, 140600), (140, 133570), (148, 126350), (152, 123025), (175, 106856), (185, 101080), (190, 98420), (200, 93499), (259, 72200), (266, 70300), (280, 66785), (296, 63175), (350, 53428), (361, 51800), (370, 50540), (380, 49210), (475, 39368), (518, 36100), (532, 35150), (665, 28120), (700, 26714), (703, 26600), (722, 25900), (740, 25270), (760, 24605), (925, 20216), (950, 19684), (1036, 18050), (1064, 17575), (1295, 14440), (1330, 14060), (1400, 13357), (1406, 13300), (1444, 12950), (1480, 12635), (1805, 10360), (1850, 10108), (1900, 9842), (2072, 9025), (2527, 7400), (2590, 7220), (2660, 7030), (2812, 6650), (2888, 6475), (3325, 5624), (3515, 5320), (3610, 5180), (3700, 5054), (3800, 4921)]