18974456739

素因数分解:

$3^3\times 7^2\times {\mathrm{367}}^1\times {\mathrm{39079}}^1$

素因数の和:39469

約数の個数: 48

約数和(自身を含む): 32789683200

約数和(自身を除く): 13815226461

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 367, 441, 1101, 1323, 2569, 3303, 7707, 9909, 17983, 23121, 39079, 53949, 69363, 117237, 161847, 273553, 351711, 485541, 820659, 1055133, 1914871, 2461977, 5744613, 7385931, 14341993, 17233839, 43025979, 51701517, 100393951, 129077937, 301181853, 387233811, 702757657, 903545559, 2108272971, 2710636677, 6324818913, 18974456739]

約数ペア:

[(1, 18974456739), (3, 6324818913), (7, 2710636677), (9, 2108272971), (21, 903545559), (27, 702757657), (49, 387233811), (63, 301181853), (147, 129077937), (189, 100393951), (367, 51701517), (441, 43025979), (1101, 17233839), (1323, 14341993), (2569, 7385931), (3303, 5744613), (7707, 2461977), (9909, 1914871), (17983, 1055133), (23121, 820659), (39079, 485541), (53949, 351711), (69363, 273553), (117237, 161847)]