19869416

素因数分解:

$2^3\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1319}}^1$

素因数の和:1601

約数の個数: 32

約数和(自身を含む): 42768000

約数和(自身を除く): 22898584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 269, 538, 1076, 1319, 1883, 2152, 2638, 3766, 5276, 7532, 9233, 10552, 15064, 18466, 36932, 73864, 354811, 709622, 1419244, 2483677, 2838488, 4967354, 9934708, 19869416]

約数ペア:

[(1, 19869416), (2, 9934708), (4, 4967354), (7, 2838488), (8, 2483677), (14, 1419244), (28, 709622), (56, 354811), (269, 73864), (538, 36932), (1076, 18466), (1319, 15064), (1883, 10552), (2152, 9233), (2638, 7532), (3766, 5276)]