19495936

素因数分解:

$2^{10}\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:340

約数の個数: 44

約数和(自身を含む): 39629920

約数和(自身を除く): 20133984

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 128, 158, 241, 256, 316, 482, 512, 632, 964, 1024, 1264, 1928, 2528, 3856, 5056, 7712, 10112, 15424, 19039, 20224, 30848, 38078, 40448, 61696, 76156, 80896, 123392, 152312, 246784, 304624, 609248, 1218496, 2436992, 4873984, 9747968, 19495936]

約数ペア:

[(1, 19495936), (2, 9747968), (4, 4873984), (8, 2436992), (16, 1218496), (32, 609248), (64, 304624), (79, 246784), (128, 152312), (158, 123392), (241, 80896), (256, 76156), (316, 61696), (482, 40448), (512, 38078), (632, 30848), (964, 20224), (1024, 19039), (1264, 15424), (1928, 10112), (2528, 7712), (3856, 5056)]