16400956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 34419168

約数和(自身を除く): 18018212

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 541, 572, 583, 689, 1082, 1166, 1378, 2164, 2332, 2756, 5951, 7033, 7579, 11902, 14066, 15158, 23804, 28132, 28673, 30316, 57346, 77363, 114692, 154726, 309452, 315403, 372749, 630806, 745498, 1261612, 1490996, 4100239, 8200478, 16400956]

約数ペア:

[(1, 16400956), (2, 8200478), (4, 4100239), (11, 1490996), (13, 1261612), (22, 745498), (26, 630806), (44, 372749), (52, 315403), (53, 309452), (106, 154726), (143, 114692), (212, 77363), (286, 57346), (541, 30316), (572, 28673), (583, 28132), (689, 23804), (1082, 15158), (1166, 14066), (1378, 11902), (2164, 7579), (2332, 7033), (2756, 5951)]