19499766

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{22727}}^1$

素因数の和:22756

約数の個数: 32

約数和(自身を含む): 45819648

約数和(自身を除く): 26319882

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 22727, 45454, 68181, 136362, 249997, 295451, 499994, 590902, 749991, 886353, 1499982, 1772706, 3249961, 6499922, 9749883, 19499766]

約数ペア:

[(1, 19499766), (2, 9749883), (3, 6499922), (6, 3249961), (11, 1772706), (13, 1499982), (22, 886353), (26, 749991), (33, 590902), (39, 499994), (66, 295451), (78, 249997), (143, 136362), (286, 68181), (429, 45454), (858, 22727)]