20161472396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{15583}}^1$

素因数の和:15918

約数の個数: 48

約数和(自身を含む): 38486246400

約数和(自身を除く): 18324774004

約数列:

[1, 2, 4, 13, 26, 52, 139, 179, 278, 358, 556, 716, 1807, 2327, 3614, 4654, 7228, 9308, 15583, 24881, 31166, 49762, 62332, 99524, 202579, 323453, 405158, 646906, 810316, 1293812, 2166037, 2789357, 4332074, 5578714, 8664148, 11157428, 28158481, 36261641, 56316962, 72523282, 112633924, 145046564, 387720623, 775441246, 1550882492, 5040368099, 10080736198, 20161472396]

約数ペア:

[(1, 20161472396), (2, 10080736198), (4, 5040368099), (13, 1550882492), (26, 775441246), (52, 387720623), (139, 145046564), (179, 112633924), (278, 72523282), (358, 56316962), (556, 36261641), (716, 28158481), (1807, 11157428), (2327, 8664148), (3614, 5578714), (4654, 4332074), (7228, 2789357), (9308, 2166037), (15583, 1293812), (24881, 810316), (31166, 646906), (49762, 405158), (62332, 323453), (99524, 202579)]