20194965232

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{5987}}^1\times {\mathrm{16217}}^1$

素因数の和:22225

約数の個数: 40

約数和(自身を含む): 42147208656

約数和(自身を除く): 21952243424

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 5987, 11974, 16217, 23948, 32434, 47896, 64868, 77831, 95792, 129736, 155662, 210821, 259472, 311324, 421642, 622648, 843284, 1245296, 1686568, 3373136, 97091179, 194182358, 388364716, 776729432, 1262185327, 1553458864, 2524370654, 5048741308, 10097482616, 20194965232]

約数ペア:

[(1, 20194965232), (2, 10097482616), (4, 5048741308), (8, 2524370654), (13, 1553458864), (16, 1262185327), (26, 776729432), (52, 388364716), (104, 194182358), (208, 97091179), (5987, 3373136), (11974, 1686568), (16217, 1245296), (23948, 843284), (32434, 622648), (47896, 421642), (64868, 311324), (77831, 259472), (95792, 210821), (129736, 155662)]