19157048688

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{2205001}}^1$

素因数の和:2205193

約数の個数: 40

約数和(自身を含む): 49762485136

約数和(自身を除く): 30605436448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 2172, 2896, 4344, 8688, 2205001, 4410002, 6615003, 8820004, 13230006, 17640008, 26460012, 35280016, 52920024, 105840048, 399105181, 798210362, 1197315543, 1596420724, 2394631086, 3192841448, 4789262172, 6385682896, 9578524344, 19157048688]

約数ペア:

[(1, 19157048688), (2, 9578524344), (3, 6385682896), (4, 4789262172), (6, 3192841448), (8, 2394631086), (12, 1596420724), (16, 1197315543), (24, 798210362), (48, 399105181), (181, 105840048), (362, 52920024), (543, 35280016), (724, 26460012), (1086, 17640008), (1448, 13230006), (2172, 8820004), (2896, 6615003), (4344, 4410002), (8688, 2205001)]