16920992

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{907}}^1$

素因数の和:981

約数の個数: 48

約数和(自身を含む): 37068192

約数和(自身を除く): 20147200

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 88, 106, 176, 212, 352, 424, 583, 848, 907, 1166, 1696, 1814, 2332, 3628, 4664, 7256, 9328, 9977, 14512, 18656, 19954, 29024, 39908, 48071, 79816, 96142, 159632, 192284, 319264, 384568, 528781, 769136, 1057562, 1538272, 2115124, 4230248, 8460496, 16920992]

約数ペア:

[(1, 16920992), (2, 8460496), (4, 4230248), (8, 2115124), (11, 1538272), (16, 1057562), (22, 769136), (32, 528781), (44, 384568), (53, 319264), (88, 192284), (106, 159632), (176, 96142), (212, 79816), (352, 48071), (424, 39908), (583, 29024), (848, 19954), (907, 18656), (1166, 14512), (1696, 9977), (1814, 9328), (2332, 7256), (3628, 4664)]