19045676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 38878560

約数和(自身を除く): 19832884

約数列:

[1, 2, 4, 13, 19, 26, 37, 38, 52, 74, 76, 148, 247, 481, 494, 521, 703, 962, 988, 1042, 1406, 1924, 2084, 2812, 6773, 9139, 9899, 13546, 18278, 19277, 19798, 27092, 36556, 38554, 39596, 77108, 128687, 250601, 257374, 366263, 501202, 514748, 732526, 1002404, 1465052, 4761419, 9522838, 19045676]

約数ペア:

[(1, 19045676), (2, 9522838), (4, 4761419), (13, 1465052), (19, 1002404), (26, 732526), (37, 514748), (38, 501202), (52, 366263), (74, 257374), (76, 250601), (148, 128687), (247, 77108), (481, 39596), (494, 38554), (521, 36556), (703, 27092), (962, 19798), (988, 19277), (1042, 18278), (1406, 13546), (1924, 9899), (2084, 9139), (2812, 6773)]