209596552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{13159}}^1$

素因数の和:13357

約数の個数: 32

約数和(自身を含む): 431121600

約数和(自身を除く): 221525048

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 181, 362, 724, 1448, 1991, 3982, 7964, 13159, 15928, 26318, 52636, 105272, 144749, 289498, 578996, 1157992, 2381779, 4763558, 9527116, 19054232, 26199569, 52399138, 104798276, 209596552]

約数ペア:

[(1, 209596552), (2, 104798276), (4, 52399138), (8, 26199569), (11, 19054232), (22, 9527116), (44, 4763558), (88, 2381779), (181, 1157992), (362, 578996), (724, 289498), (1448, 144749), (1991, 105272), (3982, 52636), (7964, 26318), (13159, 15928)]