19263608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 45480960

約数和(自身を除く): 26217352

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 563, 611, 658, 728, 1126, 1222, 1316, 2252, 2444, 2632, 3941, 4277, 4504, 4888, 7319, 7882, 8554, 14638, 15764, 17108, 26461, 29276, 31528, 34216, 51233, 52922, 58552, 102466, 105844, 185227, 204932, 211688, 343993, 370454, 409864, 687986, 740908, 1375972, 1481816, 2407951, 2751944, 4815902, 9631804, 19263608]

約数ペア:

[(1, 19263608), (2, 9631804), (4, 4815902), (7, 2751944), (8, 2407951), (13, 1481816), (14, 1375972), (26, 740908), (28, 687986), (47, 409864), (52, 370454), (56, 343993), (91, 211688), (94, 204932), (104, 185227), (182, 105844), (188, 102466), (329, 58552), (364, 52922), (376, 51233), (563, 34216), (611, 31528), (658, 29276), (728, 26461), (1126, 17108), (1222, 15764), (1316, 14638), (2252, 8554), (2444, 7882), (2632, 7319), (3941, 4888), (4277, 4504)]