19222376

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 41342400

約数和(自身を除く): 22120024

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 136, 152, 172, 173, 323, 344, 346, 646, 692, 731, 817, 1292, 1384, 1462, 1634, 2584, 2924, 2941, 3268, 3287, 5848, 5882, 6536, 6574, 7439, 11764, 13148, 13889, 14878, 23528, 26296, 27778, 29756, 55556, 55879, 59512, 111112, 111758, 126463, 141341, 223516, 252926, 282682, 447032, 505852, 565364, 1011704, 1130728, 2402797, 4805594, 9611188, 19222376]

約数ペア:

[(1, 19222376), (2, 9611188), (4, 4805594), (8, 2402797), (17, 1130728), (19, 1011704), (34, 565364), (38, 505852), (43, 447032), (68, 282682), (76, 252926), (86, 223516), (136, 141341), (152, 126463), (172, 111758), (173, 111112), (323, 59512), (344, 55879), (346, 55556), (646, 29756), (692, 27778), (731, 26296), (817, 23528), (1292, 14878), (1384, 13889), (1462, 13148), (1634, 11764), (2584, 7439), (2924, 6574), (2941, 6536), (3268, 5882), (3287, 5848)]