20934472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1993}}^1$

素因数の和:2113

約数の個数: 32

約数和(自身を含む): 42711480

約数和(自身を除く): 21777008

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 1993, 2626, 3986, 5252, 7972, 10504, 15944, 25909, 51818, 103636, 201293, 207272, 402586, 805172, 1610344, 2616809, 5233618, 10467236, 20934472]

約数ペア:

[(1, 20934472), (2, 10467236), (4, 5233618), (8, 2616809), (13, 1610344), (26, 805172), (52, 402586), (101, 207272), (104, 201293), (202, 103636), (404, 51818), (808, 25909), (1313, 15944), (1993, 10504), (2626, 7972), (3986, 5252)]