19569136

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1297}}^1$

素因数の和:1369

約数の個数: 40

約数和(自身を含む): 40559904

約数和(自身を除く): 20990768

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1297, 1886, 2594, 3772, 5188, 7544, 10376, 15088, 20752, 29831, 53177, 59662, 106354, 119324, 212708, 238648, 425416, 477296, 850832, 1223071, 2446142, 4892284, 9784568, 19569136]

約数ペア:

[(1, 19569136), (2, 9784568), (4, 4892284), (8, 2446142), (16, 1223071), (23, 850832), (41, 477296), (46, 425416), (82, 238648), (92, 212708), (164, 119324), (184, 106354), (328, 59662), (368, 53177), (656, 29831), (943, 20752), (1297, 15088), (1886, 10376), (2594, 7544), (3772, 5188)]