19225472

素因数分解:

$2^7\times 7^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 44880000

約数和(自身を除く): 25654528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 56, 64, 86, 112, 128, 172, 224, 301, 344, 448, 499, 602, 688, 896, 998, 1204, 1376, 1996, 2408, 2752, 3493, 3992, 4816, 5504, 6986, 7984, 9632, 13972, 15968, 19264, 21457, 27944, 31936, 38528, 42914, 55888, 63872, 85828, 111776, 150199, 171656, 223552, 300398, 343312, 447104, 600796, 686624, 1201592, 1373248, 2403184, 2746496, 4806368, 9612736, 19225472]

約数ペア:

[(1, 19225472), (2, 9612736), (4, 4806368), (7, 2746496), (8, 2403184), (14, 1373248), (16, 1201592), (28, 686624), (32, 600796), (43, 447104), (56, 343312), (64, 300398), (86, 223552), (112, 171656), (128, 150199), (172, 111776), (224, 85828), (301, 63872), (344, 55888), (448, 42914), (499, 38528), (602, 31936), (688, 27944), (896, 21457), (998, 19264), (1204, 15968), (1376, 13972), (1996, 9632), (2408, 7984), (2752, 6986), (3493, 5504), (3992, 4816)]