20512159210

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1\times {\mathrm{46457}}^1$

素因数の和:47190

約数の個数: 32

約数和(自身を含む): 37530630720

約数和(自身を除く): 17018471510

約数列:

[1, 2, 5, 10, 67, 134, 335, 659, 670, 1318, 3295, 6590, 44153, 46457, 88306, 92914, 220765, 232285, 441530, 464570, 3112619, 6225238, 15563095, 30615163, 31126190, 61230326, 153075815, 306151630, 2051215921, 4102431842, 10256079605, 20512159210]

約数ペア:

[(1, 20512159210), (2, 10256079605), (5, 4102431842), (10, 2051215921), (67, 306151630), (134, 153075815), (335, 61230326), (659, 31126190), (670, 30615163), (1318, 15563095), (3295, 6225238), (6590, 3112619), (44153, 464570), (46457, 441530), (88306, 232285), (92914, 220765)]