20870417672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8725091}}^1$

素因数の和:8725133

約数の個数: 32

約数和(自身を含む): 43974463680

約数和(自身を除く): 23104046008

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8725091, 17450182, 34900364, 69800728, 113426183, 200677093, 226852366, 401354186, 453704732, 802708372, 907409464, 1605416744, 2608802209, 5217604418, 10435208836, 20870417672]

約数ペア:

[(1, 20870417672), (2, 10435208836), (4, 5217604418), (8, 2608802209), (13, 1605416744), (23, 907409464), (26, 802708372), (46, 453704732), (52, 401354186), (92, 226852366), (104, 200677093), (184, 113426183), (299, 69800728), (598, 34900364), (1196, 17450182), (2392, 8725091)]