19934976

素因数分解:

$2^8\times 3^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 53789904

約数和(自身を除く): 33854928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 192, 202, 256, 257, 303, 384, 404, 514, 606, 768, 771, 808, 1028, 1212, 1542, 1616, 2056, 2424, 3084, 3232, 4112, 4848, 6168, 6464, 8224, 9696, 12336, 12928, 16448, 19392, 24672, 25856, 25957, 32896, 38784, 49344, 51914, 65792, 77568, 77871, 98688, 103828, 155742, 197376, 207656, 311484, 415312, 622968, 830624, 1245936, 1661248, 2491872, 3322496, 4983744, 6644992, 9967488, 19934976]

約数ペア:

[(1, 19934976), (2, 9967488), (3, 6644992), (4, 4983744), (6, 3322496), (8, 2491872), (12, 1661248), (16, 1245936), (24, 830624), (32, 622968), (48, 415312), (64, 311484), (96, 207656), (101, 197376), (128, 155742), (192, 103828), (202, 98688), (256, 77871), (257, 77568), (303, 65792), (384, 51914), (404, 49344), (514, 38784), (606, 32896), (768, 25957), (771, 25856), (808, 24672), (1028, 19392), (1212, 16448), (1542, 12928), (1616, 12336), (2056, 9696), (2424, 8224), (3084, 6464), (3232, 6168), (4112, 4848)]