19780199998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{97523}}^1$

素因数の和:97836

約数の個数: 32

約数和(自身を含む): 33177664800

約数和(自身を除く): 13397464802

約数列:

[1, 2, 13, 26, 29, 58, 269, 377, 538, 754, 3497, 6994, 7801, 15602, 97523, 101413, 195046, 202826, 1267799, 2535598, 2828167, 5656334, 26233687, 36766171, 52467374, 73532342, 341037931, 682075862, 760776923, 1521553846, 9890099999, 19780199998]

約数ペア:

[(1, 19780199998), (2, 9890099999), (13, 1521553846), (26, 760776923), (29, 682075862), (58, 341037931), (269, 73532342), (377, 52467374), (538, 36766171), (754, 26233687), (3497, 5656334), (6994, 2828167), (7801, 2535598), (15602, 1267799), (97523, 202826), (101413, 195046)]