205419412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 440496000

約数和(自身を除く): 235076588

約数列:

[1, 2, 4, 11, 19, 22, 29, 37, 38, 44, 58, 74, 76, 116, 148, 209, 229, 319, 407, 418, 458, 551, 638, 703, 814, 836, 916, 1073, 1102, 1276, 1406, 1628, 2146, 2204, 2519, 2812, 4292, 4351, 5038, 6061, 6641, 7733, 8473, 8702, 10076, 11803, 12122, 13282, 15466, 16946, 17404, 20387, 23606, 24244, 26564, 30932, 33892, 40774, 47212, 47861, 73051, 81548, 93203, 95722, 126179, 146102, 160987, 186406, 191444, 224257, 245717, 252358, 292204, 321974, 372812, 448514, 491434, 504716, 643948, 897028, 982868, 1387969, 1770857, 2702887, 2775938, 3541714, 4668623, 5405774, 5551876, 7083428, 9337246, 10811548, 18674492, 51354853, 102709706, 205419412]

約数ペア:

[(1, 205419412), (2, 102709706), (4, 51354853), (11, 18674492), (19, 10811548), (22, 9337246), (29, 7083428), (37, 5551876), (38, 5405774), (44, 4668623), (58, 3541714), (74, 2775938), (76, 2702887), (116, 1770857), (148, 1387969), (209, 982868), (229, 897028), (319, 643948), (407, 504716), (418, 491434), (458, 448514), (551, 372812), (638, 321974), (703, 292204), (814, 252358), (836, 245717), (916, 224257), (1073, 191444), (1102, 186406), (1276, 160987), (1406, 146102), (1628, 126179), (2146, 95722), (2204, 93203), (2519, 81548), (2812, 73051), (4292, 47861), (4351, 47212), (5038, 40774), (6061, 33892), (6641, 30932), (7733, 26564), (8473, 24244), (8702, 23606), (10076, 20387), (11803, 17404), (12122, 16946), (13282, 15466)]