20883359024

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{661}}^1\times {\mathrm{16319}}^1$

素因数の和:17010

約数の個数: 60

約数和(自身を含む): 44544232320

約数和(自身を除く): 23660873296

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 484, 661, 968, 1322, 1936, 2644, 5288, 7271, 10576, 14542, 16319, 29084, 32638, 58168, 65276, 79981, 116336, 130552, 159962, 179509, 261104, 319924, 359018, 639848, 718036, 1279696, 1436072, 1974599, 2872144, 3949198, 7898396, 10786859, 15796792, 21573718, 31593584, 43147436, 86294872, 118655449, 172589744, 237310898, 474621796, 949243592, 1305209939, 1898487184, 2610419878, 5220839756, 10441679512, 20883359024]

約数ペア:

[(1, 20883359024), (2, 10441679512), (4, 5220839756), (8, 2610419878), (11, 1898487184), (16, 1305209939), (22, 949243592), (44, 474621796), (88, 237310898), (121, 172589744), (176, 118655449), (242, 86294872), (484, 43147436), (661, 31593584), (968, 21573718), (1322, 15796792), (1936, 10786859), (2644, 7898396), (5288, 3949198), (7271, 2872144), (10576, 1974599), (14542, 1436072), (16319, 1279696), (29084, 718036), (32638, 639848), (58168, 359018), (65276, 319924), (79981, 261104), (116336, 179509), (130552, 159962)]