20177348492721

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{1291}}^1\times {\mathrm{117371}}^1$

素因数の和:119062

約数の個数: 64

約数和(自身を含む): 32667891480576

約数和(自身を除く): 12490542987855

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 373, 1119, 1291, 2611, 3873, 6341, 7833, 9037, 19023, 21947, 27111, 44387, 65841, 117371, 133161, 153629, 352113, 460887, 481543, 821597, 1444629, 1995307, 2464791, 3370801, 5985921, 8186231, 10112403, 13967149, 24558693, 41901447, 43779383, 57303617, 131338149, 151525961, 171910851, 306455681, 454577883, 744249511, 919367043, 1060681727, 2232748533, 2575941337, 3182045181, 5209746577, 7727824011, 15629239731, 18031589359, 54094768077, 56519183453, 169557550359, 395634284171, 960826118701, 1186902852513, 2882478356103, 6725782830907, 20177348492721]

約数ペア:

[(1, 20177348492721), (3, 6725782830907), (7, 2882478356103), (17, 1186902852513), (21, 960826118701), (51, 395634284171), (119, 169557550359), (357, 56519183453), (373, 54094768077), (1119, 18031589359), (1291, 15629239731), (2611, 7727824011), (3873, 5209746577), (6341, 3182045181), (7833, 2575941337), (9037, 2232748533), (19023, 1060681727), (21947, 919367043), (27111, 744249511), (44387, 454577883), (65841, 306455681), (117371, 171910851), (133161, 151525961), (153629, 131338149), (352113, 57303617), (460887, 43779383), (481543, 41901447), (821597, 24558693), (1444629, 13967149), (1995307, 10112403), (2464791, 8186231), (3370801, 5985921)]