19441552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{619}}^1$

素因数の和:791

約数の個数: 40

約数和(自身を含む): 40900160

約数和(自身を除く): 21458608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 151, 208, 302, 604, 619, 1208, 1238, 1963, 2416, 2476, 3926, 4952, 7852, 8047, 9904, 15704, 16094, 31408, 32188, 64376, 93469, 128752, 186938, 373876, 747752, 1215097, 1495504, 2430194, 4860388, 9720776, 19441552]

約数ペア:

[(1, 19441552), (2, 9720776), (4, 4860388), (8, 2430194), (13, 1495504), (16, 1215097), (26, 747752), (52, 373876), (104, 186938), (151, 128752), (208, 93469), (302, 64376), (604, 32188), (619, 31408), (1208, 16094), (1238, 15704), (1963, 9904), (2416, 8047), (2476, 7852), (3926, 4952)]