19511632

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 46604160

約数和(自身を除く): 27092528

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 53, 56, 76, 106, 112, 133, 152, 173, 212, 266, 304, 346, 371, 424, 532, 692, 742, 848, 1007, 1064, 1211, 1384, 1484, 2014, 2128, 2422, 2768, 2968, 3287, 4028, 4844, 5936, 6574, 7049, 8056, 9169, 9688, 13148, 14098, 16112, 18338, 19376, 23009, 26296, 28196, 36676, 46018, 52592, 56392, 64183, 73352, 92036, 112784, 128366, 146704, 174211, 184072, 256732, 348422, 368144, 513464, 696844, 1026928, 1219477, 1393688, 2438954, 2787376, 4877908, 9755816, 19511632]

約数ペア:

[(1, 19511632), (2, 9755816), (4, 4877908), (7, 2787376), (8, 2438954), (14, 1393688), (16, 1219477), (19, 1026928), (28, 696844), (38, 513464), (53, 368144), (56, 348422), (76, 256732), (106, 184072), (112, 174211), (133, 146704), (152, 128366), (173, 112784), (212, 92036), (266, 73352), (304, 64183), (346, 56392), (371, 52592), (424, 46018), (532, 36676), (692, 28196), (742, 26296), (848, 23009), (1007, 19376), (1064, 18338), (1211, 16112), (1384, 14098), (1484, 13148), (2014, 9688), (2128, 9169), (2422, 8056), (2768, 7049), (2968, 6574), (3287, 5936), (4028, 4844)]