40919654

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:348

約数の個数: 32

約数和(自身を含む): 66662400

約数和(自身を除く): 25742746

約数列:

[1, 2, 19, 38, 61, 122, 127, 139, 254, 278, 1159, 2318, 2413, 2641, 4826, 5282, 7747, 8479, 15494, 16958, 17653, 35306, 147193, 161101, 294386, 322202, 335407, 670814, 1076833, 2153666, 20459827, 40919654]

約数ペア:

[(1, 40919654), (2, 20459827), (19, 2153666), (38, 1076833), (61, 670814), (122, 335407), (127, 322202), (139, 294386), (254, 161101), (278, 147193), (1159, 35306), (2318, 17653), (2413, 16958), (2641, 15494), (4826, 8479), (5282, 7747)]