838864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:167

約数の個数: 40

約数和(自身を含む): 1814120

約数和(自身を除く): 975256

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 109, 148, 208, 218, 296, 436, 481, 592, 872, 962, 1417, 1744, 1924, 2834, 3848, 4033, 5668, 7696, 8066, 11336, 16132, 22672, 32264, 52429, 64528, 104858, 209716, 419432, 838864]

約数ペア:

[(1, 838864), (2, 419432), (4, 209716), (8, 104858), (13, 64528), (16, 52429), (26, 32264), (37, 22672), (52, 16132), (74, 11336), (104, 8066), (109, 7696), (148, 5668), (208, 4033), (218, 3848), (296, 2834), (436, 1924), (481, 1744), (592, 1417), (872, 962)]