19414808

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 44582400

約数和(自身を除く): 25167592

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 71, 76, 133, 142, 152, 257, 266, 284, 497, 514, 532, 568, 994, 1028, 1064, 1349, 1799, 1988, 2056, 2698, 3598, 3976, 4883, 5396, 7196, 9443, 9766, 10792, 14392, 18247, 18886, 19532, 34181, 36494, 37772, 39064, 68362, 72988, 75544, 127729, 136724, 145976, 255458, 273448, 346693, 510916, 693386, 1021832, 1386772, 2426851, 2773544, 4853702, 9707404, 19414808]

約数ペア:

[(1, 19414808), (2, 9707404), (4, 4853702), (7, 2773544), (8, 2426851), (14, 1386772), (19, 1021832), (28, 693386), (38, 510916), (56, 346693), (71, 273448), (76, 255458), (133, 145976), (142, 136724), (152, 127729), (257, 75544), (266, 72988), (284, 68362), (497, 39064), (514, 37772), (532, 36494), (568, 34181), (994, 19532), (1028, 18886), (1064, 18247), (1349, 14392), (1799, 10792), (1988, 9766), (2056, 9443), (2698, 7196), (3598, 5396), (3976, 4883)]