13122008

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 26136000

約数和(自身を除く): 13013992

約数列:

[1, 2, 4, 8, 19, 38, 76, 131, 152, 262, 524, 659, 1048, 1318, 2489, 2636, 4978, 5272, 9956, 12521, 19912, 25042, 50084, 86329, 100168, 172658, 345316, 690632, 1640251, 3280502, 6561004, 13122008]

約数ペア:

[(1, 13122008), (2, 6561004), (4, 3280502), (8, 1640251), (19, 690632), (38, 345316), (76, 172658), (131, 100168), (152, 86329), (262, 50084), (524, 25042), (659, 19912), (1048, 12521), (1318, 9956), (2489, 5272), (2636, 4978)]