19874779587

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{673}}^1\times {\mathrm{1459}}^1$

素因数の和:2324

約数の個数: 48

約数和(自身を含む): 31162578720

約数和(自身を除く): 11287799133

約数列:

[1, 3, 9, 13, 39, 117, 173, 519, 673, 1459, 1557, 2019, 2249, 4377, 6057, 6747, 8749, 13131, 18967, 20241, 26247, 56901, 78741, 116429, 170703, 252407, 349287, 757221, 981907, 1047861, 1513577, 2271663, 2945721, 3281291, 4540731, 8837163, 9843873, 12764791, 13622193, 29531619, 38294373, 114883119, 169869911, 509609733, 1528829199, 2208308843, 6624926529, 19874779587]

約数ペア:

[(1, 19874779587), (3, 6624926529), (9, 2208308843), (13, 1528829199), (39, 509609733), (117, 169869911), (173, 114883119), (519, 38294373), (673, 29531619), (1459, 13622193), (1557, 12764791), (2019, 9843873), (2249, 8837163), (4377, 4540731), (6057, 3281291), (6747, 2945721), (8749, 2271663), (13131, 1513577), (18967, 1047861), (20241, 981907), (26247, 757221), (56901, 349287), (78741, 252407), (116429, 170703)]