18797270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 36868608

約数和(自身を除く): 18071338

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 127, 190, 205, 254, 361, 410, 635, 722, 779, 1270, 1558, 1805, 2413, 3610, 3895, 4826, 5207, 7790, 10414, 12065, 14801, 24130, 26035, 29602, 45847, 52070, 74005, 91694, 98933, 148010, 197866, 229235, 458470, 494665, 989330, 1879727, 3759454, 9398635, 18797270]

約数ペア:

[(1, 18797270), (2, 9398635), (5, 3759454), (10, 1879727), (19, 989330), (38, 494665), (41, 458470), (82, 229235), (95, 197866), (127, 148010), (190, 98933), (205, 91694), (254, 74005), (361, 52070), (410, 45847), (635, 29602), (722, 26035), (779, 24130), (1270, 14801), (1558, 12065), (1805, 10414), (2413, 7790), (3610, 5207), (3895, 4826)]