20473552

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1907}}^1$

素因数の和:1987

約数の個数: 40

約数和(自身を含む): 44006112

約数和(自身を除く): 23532560

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1907, 2684, 3814, 5368, 7628, 10736, 15256, 20977, 30512, 41954, 83908, 116327, 167816, 232654, 335632, 465308, 930616, 1279597, 1861232, 2559194, 5118388, 10236776, 20473552]

約数ペア:

[(1, 20473552), (2, 10236776), (4, 5118388), (8, 2559194), (11, 1861232), (16, 1279597), (22, 930616), (44, 465308), (61, 335632), (88, 232654), (122, 167816), (176, 116327), (244, 83908), (488, 41954), (671, 30512), (976, 20977), (1342, 15256), (1907, 10736), (2684, 7628), (3814, 5368)]