19316128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{787}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 41700960

約数和(自身を除く): 22384832

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 104, 118, 208, 236, 416, 472, 767, 787, 944, 1534, 1574, 1888, 3068, 3148, 6136, 6296, 10231, 12272, 12592, 20462, 24544, 25184, 40924, 46433, 81848, 92866, 163696, 185732, 327392, 371464, 603629, 742928, 1207258, 1485856, 2414516, 4829032, 9658064, 19316128]

約数ペア:

[(1, 19316128), (2, 9658064), (4, 4829032), (8, 2414516), (13, 1485856), (16, 1207258), (26, 742928), (32, 603629), (52, 371464), (59, 327392), (104, 185732), (118, 163696), (208, 92866), (236, 81848), (416, 46433), (472, 40924), (767, 25184), (787, 24544), (944, 20462), (1534, 12592), (1574, 12272), (1888, 10231), (3068, 6296), (3148, 6136)]