40817218

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{613}}^1$

素因数の和:838

約数の個数: 24

約数和(自身を含む): 66743028

約数和(自身を除く): 25925810

約数列:

[1, 2, 13, 26, 169, 197, 338, 394, 613, 1226, 2561, 5122, 7969, 15938, 33293, 66586, 103597, 120761, 207194, 241522, 1569893, 3139786, 20408609, 40817218]

約数ペア:

[(1, 40817218), (2, 20408609), (13, 3139786), (26, 1569893), (169, 241522), (197, 207194), (338, 120761), (394, 103597), (613, 66586), (1226, 33293), (2561, 15938), (5122, 7969)]