218680918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1657}}^1$

素因数の和:1852

約数の個数: 32

約数和(自身を含む): 362903040

約数和(自身を除く): 144222122

約数列:

[1, 2, 19, 23, 38, 46, 151, 302, 437, 874, 1657, 2869, 3314, 3473, 5738, 6946, 31483, 38111, 62966, 65987, 76222, 131974, 250207, 500414, 724109, 1448218, 4753933, 5754761, 9507866, 11509522, 109340459, 218680918]

約数ペア:

[(1, 218680918), (2, 109340459), (19, 11509522), (23, 9507866), (38, 5754761), (46, 4753933), (151, 1448218), (302, 724109), (437, 500414), (874, 250207), (1657, 131974), (2869, 76222), (3314, 65987), (3473, 62966), (5738, 38111), (6946, 31483)]