105400144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{346711}}^1$

素因数の和:346738

約数の個数: 20

約数和(自身を含む): 214961440

約数和(自身を除く): 109561296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 346711, 693422, 1386844, 2773688, 5547376, 6587509, 13175018, 26350036, 52700072, 105400144]

約数ペア:

[(1, 105400144), (2, 52700072), (4, 26350036), (8, 13175018), (16, 6587509), (19, 5547376), (38, 2773688), (76, 1386844), (152, 693422), (304, 346711)]