19862752

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 50803200

約数和(自身を除く): 30940448

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 224, 247, 266, 304, 359, 364, 416, 494, 532, 608, 718, 728, 988, 1064, 1436, 1456, 1729, 1976, 2128, 2513, 2872, 2912, 3458, 3952, 4256, 4667, 5026, 5744, 6821, 6916, 7904, 9334, 10052, 11488, 13642, 13832, 18668, 20104, 27284, 27664, 32669, 37336, 40208, 47747, 54568, 55328, 65338, 74672, 80416, 88673, 95494, 109136, 130676, 149344, 177346, 190988, 218272, 261352, 354692, 381976, 522704, 620711, 709384, 763952, 1045408, 1241422, 1418768, 1527904, 2482844, 2837536, 4965688, 9931376, 19862752]

約数ペア:

[(1, 19862752), (2, 9931376), (4, 4965688), (7, 2837536), (8, 2482844), (13, 1527904), (14, 1418768), (16, 1241422), (19, 1045408), (26, 763952), (28, 709384), (32, 620711), (38, 522704), (52, 381976), (56, 354692), (76, 261352), (91, 218272), (104, 190988), (112, 177346), (133, 149344), (152, 130676), (182, 109136), (208, 95494), (224, 88673), (247, 80416), (266, 74672), (304, 65338), (359, 55328), (364, 54568), (416, 47747), (494, 40208), (532, 37336), (608, 32669), (718, 27664), (728, 27284), (988, 20104), (1064, 18668), (1436, 13832), (1456, 13642), (1729, 11488), (1976, 10052), (2128, 9334), (2513, 7904), (2872, 6916), (2912, 6821), (3458, 5744), (3952, 5026), (4256, 4667)]