20503736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12263}}^1$

素因数の和:12299

約数の個数: 32

約数和(自身を含む): 44150400

約数和(自身を除く): 23646664

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 418, 836, 1672, 12263, 24526, 49052, 98104, 134893, 232997, 269786, 465994, 539572, 931988, 1079144, 1863976, 2562967, 5125934, 10251868, 20503736]

約数ペア:

[(1, 20503736), (2, 10251868), (4, 5125934), (8, 2562967), (11, 1863976), (19, 1079144), (22, 931988), (38, 539572), (44, 465994), (76, 269786), (88, 232997), (152, 134893), (209, 98104), (418, 49052), (836, 24526), (1672, 12263)]