2019986319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{40751}}^1$

素因数の和:40839

約数の個数: 32

約数和(自身を含む): 3067158528

約数和(自身を除く): 1047172209

約数列:

[1, 3, 13, 31, 39, 41, 93, 123, 403, 533, 1209, 1271, 1599, 3813, 16523, 40751, 49569, 122253, 529763, 1263281, 1589289, 1670791, 3789843, 5012373, 16422653, 21720283, 49267959, 51794521, 65160849, 155383563, 673328773, 2019986319]

約数ペア:

[(1, 2019986319), (3, 673328773), (13, 155383563), (31, 65160849), (39, 51794521), (41, 49267959), (93, 21720283), (123, 16422653), (403, 5012373), (533, 3789843), (1209, 1670791), (1271, 1589289), (1599, 1263281), (3813, 529763), (16523, 122253), (40751, 49569)]