20171447504

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1168411}}^1$

素因数の和:1168515

約数の個数: 40

約数和(自身を含む): 42595627872

約数和(自身を除く): 22424180368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 4316, 8632, 17264, 1168411, 2336822, 4673644, 9347288, 15189343, 18694576, 30378686, 60757372, 96978113, 121514744, 193956226, 243029488, 387912452, 775824904, 1260715469, 1551649808, 2521430938, 5042861876, 10085723752, 20171447504]

約数ペア:

[(1, 20171447504), (2, 10085723752), (4, 5042861876), (8, 2521430938), (13, 1551649808), (16, 1260715469), (26, 775824904), (52, 387912452), (83, 243029488), (104, 193956226), (166, 121514744), (208, 96978113), (332, 60757372), (664, 30378686), (1079, 18694576), (1328, 15189343), (2158, 9347288), (4316, 4673644), (8632, 2336822), (17264, 1168411)]