18617438

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 33153024

約数和(自身を除く): 14535586

約数列:

[1, 2, 7, 14, 37, 74, 127, 254, 259, 283, 518, 566, 889, 1778, 1981, 3962, 4699, 9398, 10471, 20942, 32893, 35941, 65786, 71882, 73297, 146594, 251587, 503174, 1329817, 2659634, 9308719, 18617438]

約数ペア:

[(1, 18617438), (2, 9308719), (7, 2659634), (14, 1329817), (37, 503174), (74, 251587), (127, 146594), (254, 73297), (259, 71882), (283, 65786), (518, 35941), (566, 32893), (889, 20942), (1778, 10471), (1981, 9398), (3962, 4699)]