28181648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9419}}^1$

素因数の和:9455

約数の個数: 40

約数和(自身を含む): 63076320

約数和(自身を除く): 34894672

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 9419, 18838, 37676, 75352, 103609, 150704, 160123, 207218, 320246, 414436, 640492, 828872, 1280984, 1657744, 1761353, 2561968, 3522706, 7045412, 14090824, 28181648]

約数ペア:

[(1, 28181648), (2, 14090824), (4, 7045412), (8, 3522706), (11, 2561968), (16, 1761353), (17, 1657744), (22, 1280984), (34, 828872), (44, 640492), (68, 414436), (88, 320246), (136, 207218), (176, 160123), (187, 150704), (272, 103609), (374, 75352), (748, 37676), (1496, 18838), (2992, 9419)]