19925886

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 40715136

約数和(自身を除く): 20789250

約数列:

[1, 2, 3, 6, 101, 131, 202, 251, 262, 303, 393, 502, 606, 753, 786, 1506, 13231, 25351, 26462, 32881, 39693, 50702, 65762, 76053, 79386, 98643, 152106, 197286, 3320981, 6641962, 9962943, 19925886]

約数ペア:

[(1, 19925886), (2, 9962943), (3, 6641962), (6, 3320981), (101, 197286), (131, 152106), (202, 98643), (251, 79386), (262, 76053), (303, 65762), (393, 50702), (502, 39693), (606, 32881), (753, 26462), (786, 25351), (1506, 13231)]