20278300952

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{88993}}^1$

素因数の和:89332

約数の個数: 64

約数和(自身を含む): 46946114880

約数和(自身を除く): 26667813928

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 313, 364, 626, 728, 1252, 2191, 2504, 4069, 4382, 8138, 8764, 16276, 17528, 28483, 32552, 56966, 88993, 113932, 177986, 227864, 355972, 622951, 711944, 1156909, 1245902, 2313818, 2491804, 4627636, 4983608, 8098363, 9255272, 16196726, 27854809, 32393452, 55709618, 64786904, 111419236, 194983663, 222838472, 362112517, 389967326, 724225034, 779934652, 1448450068, 1559869304, 2534787619, 2896900136, 5069575238, 10139150476, 20278300952]

約数ペア:

[(1, 20278300952), (2, 10139150476), (4, 5069575238), (7, 2896900136), (8, 2534787619), (13, 1559869304), (14, 1448450068), (26, 779934652), (28, 724225034), (52, 389967326), (56, 362112517), (91, 222838472), (104, 194983663), (182, 111419236), (313, 64786904), (364, 55709618), (626, 32393452), (728, 27854809), (1252, 16196726), (2191, 9255272), (2504, 8098363), (4069, 4983608), (4382, 4627636), (8138, 2491804), (8764, 2313818), (16276, 1245902), (17528, 1156909), (28483, 711944), (32552, 622951), (56966, 355972), (88993, 227864), (113932, 177986)]