20171069104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1087741}}^1$

素因数の和:1087829

約数の個数: 40

約数和(自身を含む): 41812802480

約数和(自身を除く): 21641733376

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2318, 4636, 9272, 18544, 1087741, 2175482, 4350964, 8701928, 17403856, 20667079, 41334158, 66352201, 82668316, 132704402, 165336632, 265408804, 330673264, 530817608, 1061635216, 1260691819, 2521383638, 5042767276, 10085534552, 20171069104]

約数ペア:

[(1, 20171069104), (2, 10085534552), (4, 5042767276), (8, 2521383638), (16, 1260691819), (19, 1061635216), (38, 530817608), (61, 330673264), (76, 265408804), (122, 165336632), (152, 132704402), (244, 82668316), (304, 66352201), (488, 41334158), (976, 20667079), (1159, 17403856), (2318, 8701928), (4636, 4350964), (9272, 2175482), (18544, 1087741)]