20149752

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 61378560

約数和(自身を除く): 41228808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 53, 56, 62, 73, 84, 93, 106, 124, 146, 159, 168, 186, 212, 217, 219, 248, 292, 318, 371, 372, 424, 434, 438, 511, 584, 636, 651, 742, 744, 868, 876, 1022, 1113, 1272, 1302, 1484, 1533, 1643, 1736, 1752, 2044, 2226, 2263, 2604, 2968, 3066, 3286, 3869, 4088, 4452, 4526, 4929, 5208, 6132, 6572, 6789, 7738, 8904, 9052, 9858, 11501, 11607, 12264, 13144, 13578, 15476, 15841, 18104, 19716, 23002, 23214, 27083, 27156, 30952, 31682, 34503, 39432, 46004, 46428, 47523, 54166, 54312, 63364, 69006, 81249, 92008, 92856, 95046, 108332, 119939, 126728, 138012, 162498, 190092, 216664, 239878, 276024, 324996, 359817, 380184, 479756, 649992, 719634, 839573, 959512, 1439268, 1679146, 2518719, 2878536, 3358292, 5037438, 6716584, 10074876, 20149752]

約数ペア:

[(1, 20149752), (2, 10074876), (3, 6716584), (4, 5037438), (6, 3358292), (7, 2878536), (8, 2518719), (12, 1679146), (14, 1439268), (21, 959512), (24, 839573), (28, 719634), (31, 649992), (42, 479756), (53, 380184), (56, 359817), (62, 324996), (73, 276024), (84, 239878), (93, 216664), (106, 190092), (124, 162498), (146, 138012), (159, 126728), (168, 119939), (186, 108332), (212, 95046), (217, 92856), (219, 92008), (248, 81249), (292, 69006), (318, 63364), (371, 54312), (372, 54166), (424, 47523), (434, 46428), (438, 46004), (511, 39432), (584, 34503), (636, 31682), (651, 30952), (742, 27156), (744, 27083), (868, 23214), (876, 23002), (1022, 19716), (1113, 18104), (1272, 15841), (1302, 15476), (1484, 13578), (1533, 13144), (1643, 12264), (1736, 11607), (1752, 11501), (2044, 9858), (2226, 9052), (2263, 8904), (2604, 7738), (2968, 6789), (3066, 6572), (3286, 6132), (3869, 5208), (4088, 4929), (4452, 4526)]