209849692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{23327}}^1$

素因数の和:23517

約数の個数: 24

約数和(自身を含む): 397789056

約数和(自身を除く): 187939364

約数列:

[1, 2, 4, 13, 26, 52, 173, 346, 692, 2249, 4498, 8996, 23327, 46654, 93308, 303251, 606502, 1213004, 4035571, 8071142, 16142284, 52462423, 104924846, 209849692]

約数ペア:

[(1, 209849692), (2, 104924846), (4, 52462423), (13, 16142284), (26, 8071142), (52, 4035571), (173, 1213004), (346, 606502), (692, 303251), (2249, 93308), (4498, 46654), (8996, 23327)]