19492362

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:467

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 24986358

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 197, 207, 239, 394, 414, 478, 591, 717, 1182, 1434, 1773, 2151, 3546, 4302, 4531, 5497, 9062, 10994, 13593, 16491, 27186, 32982, 40779, 47083, 49473, 81558, 94166, 98946, 141249, 282498, 423747, 847494, 1082909, 2165818, 3248727, 6497454, 9746181, 19492362]

約数ペア:

[(1, 19492362), (2, 9746181), (3, 6497454), (6, 3248727), (9, 2165818), (18, 1082909), (23, 847494), (46, 423747), (69, 282498), (138, 141249), (197, 98946), (207, 94166), (239, 81558), (394, 49473), (414, 47083), (478, 40779), (591, 32982), (717, 27186), (1182, 16491), (1434, 13593), (1773, 10994), (2151, 9062), (3546, 5497), (4302, 4531)]