20113544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 43476480

約数和(自身を除く): 23362936

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 73, 88, 101, 124, 146, 202, 248, 292, 341, 404, 584, 682, 803, 808, 1111, 1364, 1606, 2222, 2263, 2728, 3131, 3212, 4444, 4526, 6262, 6424, 7373, 8888, 9052, 12524, 14746, 18104, 24893, 25048, 29492, 34441, 49786, 58984, 68882, 81103, 99572, 137764, 162206, 199144, 228563, 275528, 324412, 457126, 648824, 914252, 1828504, 2514193, 5028386, 10056772, 20113544]

約数ペア:

[(1, 20113544), (2, 10056772), (4, 5028386), (8, 2514193), (11, 1828504), (22, 914252), (31, 648824), (44, 457126), (62, 324412), (73, 275528), (88, 228563), (101, 199144), (124, 162206), (146, 137764), (202, 99572), (248, 81103), (292, 68882), (341, 58984), (404, 49786), (584, 34441), (682, 29492), (803, 25048), (808, 24893), (1111, 18104), (1364, 14746), (1606, 12524), (2222, 9052), (2263, 8888), (2728, 7373), (3131, 6424), (3212, 6262), (4444, 4526)]