20657634

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1399}}^1$

素因数の和:1534

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 22887966

約数列:

[1, 2, 3, 6, 23, 46, 69, 107, 138, 214, 321, 642, 1399, 2461, 2798, 4197, 4922, 7383, 8394, 14766, 32177, 64354, 96531, 149693, 193062, 299386, 449079, 898158, 3442939, 6885878, 10328817, 20657634]

約数ペア:

[(1, 20657634), (2, 10328817), (3, 6885878), (6, 3442939), (23, 898158), (46, 449079), (69, 299386), (107, 193062), (138, 149693), (214, 96531), (321, 64354), (642, 32177), (1399, 14766), (2461, 8394), (2798, 7383), (4197, 4922)]