18887936

素因数分解:

$2^8\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:934

約数の個数: 36

約数和(自身を含む): 38171700

約数和(自身を除く): 19283764

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 712, 829, 1424, 1658, 2848, 3316, 5696, 6632, 11392, 13264, 22784, 26528, 53056, 73781, 106112, 147562, 212224, 295124, 590248, 1180496, 2360992, 4721984, 9443968, 18887936]

約数ペア:

[(1, 18887936), (2, 9443968), (4, 4721984), (8, 2360992), (16, 1180496), (32, 590248), (64, 295124), (89, 212224), (128, 147562), (178, 106112), (256, 73781), (356, 53056), (712, 26528), (829, 22784), (1424, 13264), (1658, 11392), (2848, 6632), (3316, 5696)]