20121963609

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1\times {\mathrm{42829}}^1$

素因数の和:43485

約数の個数: 32

約数和(自身を含む): 30590899200

約数和(自身を除く): 10468935591

約数列:

[1, 3, 11, 23, 33, 69, 253, 619, 759, 1857, 6809, 14237, 20427, 42711, 42829, 128487, 156607, 469821, 471119, 985067, 1413357, 2955201, 10835737, 26511151, 32507211, 79533453, 291622661, 609756473, 874867983, 1829269419, 6707321203, 20121963609]

約数ペア:

[(1, 20121963609), (3, 6707321203), (11, 1829269419), (23, 874867983), (33, 609756473), (69, 291622661), (253, 79533453), (619, 32507211), (759, 26511151), (1857, 10835737), (6809, 2955201), (14237, 1413357), (20427, 985067), (42711, 471119), (42829, 469821), (128487, 156607)]