1994403774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{425609}}^1$

素因数の和:425696

約数の個数: 32

約数和(自身を含む): 4412724480

約数和(自身を除く): 2418320706

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 142, 213, 426, 781, 1562, 2343, 4686, 425609, 851218, 1276827, 2553654, 4681699, 9363398, 14045097, 28090194, 30218239, 60436478, 90654717, 181309434, 332400629, 664801258, 997201887, 1994403774]

約数ペア:

[(1, 1994403774), (2, 997201887), (3, 664801258), (6, 332400629), (11, 181309434), (22, 90654717), (33, 60436478), (66, 30218239), (71, 28090194), (142, 14045097), (213, 9363398), (426, 4681699), (781, 2553654), (1562, 1276827), (2343, 851218), (4686, 425609)]