20143419904

素因数分解:

$2^9\times {\mathrm{997}}^1\times {\mathrm{39461}}^1$

素因数の和:40476

約数の個数: 40

約数和(自身を含む): 40288886748

約数和(自身を除く): 20145466844

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 997, 1994, 3988, 7976, 15952, 31904, 39461, 63808, 78922, 127616, 157844, 255232, 315688, 510464, 631376, 1262752, 2525504, 5051008, 10102016, 20204032, 39342617, 78685234, 157370468, 314740936, 629481872, 1258963744, 2517927488, 5035854976, 10071709952, 20143419904]

約数ペア:

[(1, 20143419904), (2, 10071709952), (4, 5035854976), (8, 2517927488), (16, 1258963744), (32, 629481872), (64, 314740936), (128, 157370468), (256, 78685234), (512, 39342617), (997, 20204032), (1994, 10102016), (3988, 5051008), (7976, 2525504), (15952, 1262752), (31904, 631376), (39461, 510464), (63808, 315688), (78922, 255232), (127616, 157844)]