19242738

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{9631}}^1$

素因数の和:9679

約数の個数: 32

約数和(自身を含む): 43921920

約数和(自身を除く): 24679182

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 9631, 19262, 28893, 57786, 86679, 173358, 260037, 356347, 520074, 712694, 1069041, 2138082, 3207123, 6414246, 9621369, 19242738]

約数ペア:

[(1, 19242738), (2, 9621369), (3, 6414246), (6, 3207123), (9, 2138082), (18, 1069041), (27, 712694), (37, 520074), (54, 356347), (74, 260037), (111, 173358), (222, 86679), (333, 57786), (666, 28893), (999, 19262), (1998, 9631)]