18877029104

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2621}}^1\times {\mathrm{10979}}^1$

素因数の和:13649

約数の個数: 40

約数和(自身を含む): 37484007120

約数和(自身を除く): 18606978016

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2621, 5242, 10484, 10979, 20968, 21958, 41936, 43916, 87832, 107461, 175664, 214922, 429844, 450139, 859688, 900278, 1719376, 1800556, 3601112, 7202224, 28775959, 57551918, 115103836, 230207672, 460415344, 1179814319, 2359628638, 4719257276, 9438514552, 18877029104]

約数ペア:

[(1, 18877029104), (2, 9438514552), (4, 4719257276), (8, 2359628638), (16, 1179814319), (41, 460415344), (82, 230207672), (164, 115103836), (328, 57551918), (656, 28775959), (2621, 7202224), (5242, 3601112), (10484, 1800556), (10979, 1719376), (20968, 900278), (21958, 859688), (41936, 450139), (43916, 429844), (87832, 214922), (107461, 175664)]