17927988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2803}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 46165056

約数和(自身を除く): 28237068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 246, 492, 533, 1066, 1599, 2132, 2803, 3198, 5606, 6396, 8409, 11212, 16818, 33636, 36439, 72878, 109317, 114923, 145756, 218634, 229846, 344769, 437268, 459692, 689538, 1379076, 1493999, 2987998, 4481997, 5975996, 8963994, 17927988]

約数ペア:

[(1, 17927988), (2, 8963994), (3, 5975996), (4, 4481997), (6, 2987998), (12, 1493999), (13, 1379076), (26, 689538), (39, 459692), (41, 437268), (52, 344769), (78, 229846), (82, 218634), (123, 145756), (156, 114923), (164, 109317), (246, 72878), (492, 36439), (533, 33636), (1066, 16818), (1599, 11212), (2132, 8409), (2803, 6396), (3198, 5606)]