19939152

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 53905280

約数和(自身を除く): 33966128

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 103, 109, 111, 148, 206, 218, 222, 296, 309, 327, 412, 436, 444, 592, 618, 654, 824, 872, 888, 1236, 1308, 1648, 1744, 1776, 2472, 2616, 3811, 4033, 4944, 5232, 7622, 8066, 11227, 11433, 12099, 15244, 16132, 22454, 22866, 24198, 30488, 32264, 33681, 44908, 45732, 48396, 60976, 64528, 67362, 89816, 91464, 96792, 134724, 179632, 182928, 193584, 269448, 415399, 538896, 830798, 1246197, 1661596, 2492394, 3323192, 4984788, 6646384, 9969576, 19939152]

約数ペア:

[(1, 19939152), (2, 9969576), (3, 6646384), (4, 4984788), (6, 3323192), (8, 2492394), (12, 1661596), (16, 1246197), (24, 830798), (37, 538896), (48, 415399), (74, 269448), (103, 193584), (109, 182928), (111, 179632), (148, 134724), (206, 96792), (218, 91464), (222, 89816), (296, 67362), (309, 64528), (327, 60976), (412, 48396), (436, 45732), (444, 44908), (592, 33681), (618, 32264), (654, 30488), (824, 24198), (872, 22866), (888, 22454), (1236, 16132), (1308, 15244), (1648, 12099), (1744, 11433), (1776, 11227), (2472, 8066), (2616, 7622), (3811, 5232), (4033, 4944)]