1921305736

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 4425062400

約数和(自身を除く): 2503756664

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 59, 92, 118, 131, 161, 184, 193, 236, 262, 322, 386, 413, 472, 524, 644, 772, 826, 917, 1048, 1288, 1351, 1357, 1544, 1652, 1834, 2702, 2714, 3013, 3304, 3668, 4439, 5404, 5428, 6026, 7336, 7729, 8878, 9499, 10808, 10856, 11387, 12052, 15458, 17756, 18998, 21091, 22774, 24104, 25283, 30916, 31073, 35512, 37996, 42182, 45548, 50566, 54103, 61832, 62146, 75992, 79709, 84364, 91096, 101132, 108206, 124292, 159418, 168728, 176981, 177767, 202264, 216412, 248584, 261901, 318836, 353962, 355534, 432824, 523802, 581509, 637672, 707924, 711068, 1047604, 1163018, 1244369, 1415848, 1422136, 1491697, 1833307, 2095208, 2326036, 2488738, 2983394, 3666614, 4070563, 4652072, 4977476, 5966788, 7333228, 8141126, 9954952, 10441879, 11933576, 14666456, 16282252, 20883758, 32564504, 34309031, 41767516, 68618062, 83535032, 137236124, 240163217, 274472248, 480326434, 960652868, 1921305736]

約数ペア:

[(1, 1921305736), (2, 960652868), (4, 480326434), (7, 274472248), (8, 240163217), (14, 137236124), (23, 83535032), (28, 68618062), (46, 41767516), (56, 34309031), (59, 32564504), (92, 20883758), (118, 16282252), (131, 14666456), (161, 11933576), (184, 10441879), (193, 9954952), (236, 8141126), (262, 7333228), (322, 5966788), (386, 4977476), (413, 4652072), (472, 4070563), (524, 3666614), (644, 2983394), (772, 2488738), (826, 2326036), (917, 2095208), (1048, 1833307), (1288, 1491697), (1351, 1422136), (1357, 1415848), (1544, 1244369), (1652, 1163018), (1834, 1047604), (2702, 711068), (2714, 707924), (3013, 637672), (3304, 581509), (3668, 523802), (4439, 432824), (5404, 355534), (5428, 353962), (6026, 318836), (7336, 261901), (7729, 248584), (8878, 216412), (9499, 202264), (10808, 177767), (10856, 176981), (11387, 168728), (12052, 159418), (15458, 124292), (17756, 108206), (18998, 101132), (21091, 91096), (22774, 84364), (24104, 79709), (25283, 75992), (30916, 62146), (31073, 61832), (35512, 54103), (37996, 50566), (42182, 45548)]