20403604486

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{7949}}^1$

素因数の和:8280

約数の個数: 32

約数和(自身を含む): 31469407200

約数和(自身を除く): 11065802714

約数列:

[1, 2, 97, 101, 131, 194, 202, 262, 7949, 9797, 12707, 13231, 15898, 19594, 25414, 26462, 771053, 802849, 1041319, 1283407, 1542106, 1605698, 2082638, 2566814, 77876353, 101007943, 105173219, 155752706, 202015886, 210346438, 10201802243, 20403604486]

約数ペア:

[(1, 20403604486), (2, 10201802243), (97, 210346438), (101, 202015886), (131, 155752706), (194, 105173219), (202, 101007943), (262, 77876353), (7949, 2566814), (9797, 2082638), (12707, 1605698), (13231, 1542106), (15898, 1283407), (19594, 1041319), (25414, 802849), (26462, 771053)]