38991914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4643}}^1$

素因数の和:4694

約数の個数: 32

約数和(自身を含む): 70217280

約数和(自身を除く): 31225366

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 4643, 8398, 9286, 60359, 78931, 88217, 120718, 157862, 176434, 1026103, 1146821, 1499689, 2052206, 2293642, 2999378, 19495957, 38991914]

約数ペア:

[(1, 38991914), (2, 19495957), (13, 2999378), (17, 2293642), (19, 2052206), (26, 1499689), (34, 1146821), (38, 1026103), (221, 176434), (247, 157862), (323, 120718), (442, 88217), (494, 78931), (646, 60359), (4199, 9286), (4643, 8398)]