20176901895

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{79279}}^1$

素因数の和:79372

約数の個数: 48

約数和(自身を含む): 34796943360

約数和(自身を除く): 14620041465

約数列:

[1, 3, 5, 15, 19, 47, 57, 95, 141, 235, 285, 361, 705, 893, 1083, 1805, 2679, 4465, 5415, 13395, 16967, 50901, 79279, 84835, 237837, 254505, 396395, 1189185, 1506301, 3726113, 4518903, 7531505, 11178339, 18630565, 22594515, 28619719, 55891695, 70796147, 85859157, 143098595, 212388441, 353980735, 429295785, 1061942205, 1345126793, 4035380379, 6725633965, 20176901895]

約数ペア:

[(1, 20176901895), (3, 6725633965), (5, 4035380379), (15, 1345126793), (19, 1061942205), (47, 429295785), (57, 353980735), (95, 212388441), (141, 143098595), (235, 85859157), (285, 70796147), (361, 55891695), (705, 28619719), (893, 22594515), (1083, 18630565), (1805, 11178339), (2679, 7531505), (4465, 4518903), (5415, 3726113), (13395, 1506301), (16967, 1189185), (50901, 396395), (79279, 254505), (84835, 237837)]