20181519155961

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{39973457}}^1$

素因数の和:39973763

約数の個数: 40

約数和(自身を含む): 31574554792704

約数和(自身を除く): 11393035636743

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 271, 621, 813, 1863, 2439, 6233, 7317, 18699, 21951, 56097, 168291, 504873, 39973457, 119920371, 359761113, 919389511, 1079283339, 2758168533, 3237850017, 8274505599, 10832806847, 24823516797, 32498420541, 74470550391, 97495261623, 249154557481, 292485784869, 747463672443, 877457354607, 2242391017329, 6727173051987, 20181519155961]

約数ペア:

[(1, 20181519155961), (3, 6727173051987), (9, 2242391017329), (23, 877457354607), (27, 747463672443), (69, 292485784869), (81, 249154557481), (207, 97495261623), (271, 74470550391), (621, 32498420541), (813, 24823516797), (1863, 10832806847), (2439, 8274505599), (6233, 3237850017), (7317, 2758168533), (18699, 1079283339), (21951, 919389511), (56097, 359761113), (168291, 119920371), (504873, 39973457)]