16971916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 34461504

約数和(自身を除く): 17489588

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 221, 263, 292, 442, 526, 884, 949, 1052, 1241, 1898, 2482, 3419, 3796, 4471, 4964, 6838, 8942, 13676, 16133, 17884, 19199, 32266, 38398, 58123, 64532, 76796, 116246, 232492, 249587, 326383, 499174, 652766, 998348, 1305532, 4242979, 8485958, 16971916]

約数ペア:

[(1, 16971916), (2, 8485958), (4, 4242979), (13, 1305532), (17, 998348), (26, 652766), (34, 499174), (52, 326383), (68, 249587), (73, 232492), (146, 116246), (221, 76796), (263, 64532), (292, 58123), (442, 38398), (526, 32266), (884, 19199), (949, 17884), (1052, 16133), (1241, 13676), (1898, 8942), (2482, 6838), (3419, 4964), (3796, 4471)]