1640658244

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{673}}^1\times {\mathrm{3739}}^1$

素因数の和:4579

約数の個数: 24

約数和(自身を含む): 2893832480

約数和(自身を除く): 1253174236

約数列:

[1, 2, 4, 163, 326, 652, 673, 1346, 2692, 3739, 7478, 14956, 109699, 219398, 438796, 609457, 1218914, 2437828, 2516347, 5032694, 10065388, 410164561, 820329122, 1640658244]

約数ペア:

[(1, 1640658244), (2, 820329122), (4, 410164561), (163, 10065388), (326, 5032694), (652, 2516347), (673, 2437828), (1346, 1218914), (2692, 609457), (3739, 438796), (7478, 219398), (14956, 109699)]