67278728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20663}}^1$

素因数の和:20717

約数の個数: 32

約数和(自身を含む): 141341760

約数和(自身を除く): 74063032

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 20663, 41326, 82652, 165304, 227293, 454586, 764531, 909172, 1529062, 1818344, 3058124, 6116248, 8409841, 16819682, 33639364, 67278728]

約数ペア:

[(1, 67278728), (2, 33639364), (4, 16819682), (8, 8409841), (11, 6116248), (22, 3058124), (37, 1818344), (44, 1529062), (74, 909172), (88, 764531), (148, 454586), (296, 227293), (407, 165304), (814, 82652), (1628, 41326), (3256, 20663)]