17971976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 36931680

約数和(自身を除く): 18959704

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 331, 617, 662, 1234, 1324, 2468, 2648, 3641, 4936, 6787, 7282, 13574, 14564, 27148, 29128, 54296, 204227, 408454, 816908, 1633816, 2246497, 4492994, 8985988, 17971976]

約数ペア:

[(1, 17971976), (2, 8985988), (4, 4492994), (8, 2246497), (11, 1633816), (22, 816908), (44, 408454), (88, 204227), (331, 54296), (617, 29128), (662, 27148), (1234, 14564), (1324, 13574), (2468, 7282), (2648, 6787), (3641, 4936)]