18313568

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 96

約数和(自身を含む): 46851840

約数和(自身を除く): 28538272

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, 331, 364, 416, 494, 532, 608, 662, 728, 988, 1064, 1324, 1456, 1729, 1976, 2128, 2317, 2648, 2912, 3458, 3952, 4256, 4303, 4634, 5296, 6289, 6916, 7904, 8606, 9268, 10592, 12578, 13832, 17212, 18536, 25156, 27664, 30121, 34424, 37072, 44023, 50312, 55328, 60242, 68848, 74144, 81757, 88046, 100624, 120484, 137696, 163514, 176092, 201248, 240968, 327028, 352184, 481936, 572299, 654056, 704368, 963872, 1144598, 1308112, 1408736, 2289196, 2616224, 4578392, 9156784, 18313568]

約数ペア:

[(1, 18313568), (2, 9156784), (4, 4578392), (7, 2616224), (8, 2289196), (13, 1408736), (14, 1308112), (16, 1144598), (19, 963872), (26, 704368), (28, 654056), (32, 572299), (38, 481936), (52, 352184), (56, 327028), (76, 240968), (91, 201248), (104, 176092), (112, 163514), (133, 137696), (152, 120484), (182, 100624), (208, 88046), (224, 81757), (247, 74144), (266, 68848), (304, 60242), (331, 55328), (364, 50312), (416, 44023), (494, 37072), (532, 34424), (608, 30121), (662, 27664), (728, 25156), (988, 18536), (1064, 17212), (1324, 13832), (1456, 12578), (1729, 10592), (1976, 9268), (2128, 8606), (2317, 7904), (2648, 6916), (2912, 6289), (3458, 5296), (3952, 4634), (4256, 4303)]