205659914

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:423

約数の個数: 48

約数和(自身を含む): 351748320

約数和(自身を除く): 146088406

約数列:

[1, 2, 17, 19, 34, 38, 61, 122, 289, 307, 323, 578, 614, 646, 1037, 1159, 2074, 2318, 5219, 5491, 5833, 10438, 10982, 11666, 17629, 18727, 19703, 35258, 37454, 39406, 88723, 99161, 177446, 198322, 318359, 334951, 355813, 636718, 669902, 711626, 1685737, 3371474, 5412103, 6048821, 10824206, 12097642, 102829957, 205659914]

約数ペア:

[(1, 205659914), (2, 102829957), (17, 12097642), (19, 10824206), (34, 6048821), (38, 5412103), (61, 3371474), (122, 1685737), (289, 711626), (307, 669902), (323, 636718), (578, 355813), (614, 334951), (646, 318359), (1037, 198322), (1159, 177446), (2074, 99161), (2318, 88723), (5219, 39406), (5491, 37454), (5833, 35258), (10438, 19703), (10982, 18727), (11666, 17629)]