20223904

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:126

約数の個数: 96

約数和(自身を含む): 45964800

約数和(自身を除く): 25740896

約数列:

[1, 2, 4, 8, 16, 19, 29, 31, 32, 37, 38, 58, 62, 74, 76, 116, 124, 148, 152, 232, 248, 296, 304, 464, 496, 551, 589, 592, 608, 703, 899, 928, 992, 1073, 1102, 1147, 1178, 1184, 1406, 1798, 2146, 2204, 2294, 2356, 2812, 3596, 4292, 4408, 4588, 4712, 5624, 7192, 8584, 8816, 9176, 9424, 11248, 14384, 17081, 17168, 17632, 18352, 18848, 20387, 21793, 22496, 28768, 33263, 34162, 34336, 36704, 40774, 43586, 66526, 68324, 81548, 87172, 133052, 136648, 163096, 174344, 266104, 273296, 326192, 348688, 532208, 546592, 631997, 652384, 697376, 1064416, 1263994, 2527988, 5055976, 10111952, 20223904]

約数ペア:

[(1, 20223904), (2, 10111952), (4, 5055976), (8, 2527988), (16, 1263994), (19, 1064416), (29, 697376), (31, 652384), (32, 631997), (37, 546592), (38, 532208), (58, 348688), (62, 326192), (74, 273296), (76, 266104), (116, 174344), (124, 163096), (148, 136648), (152, 133052), (232, 87172), (248, 81548), (296, 68324), (304, 66526), (464, 43586), (496, 40774), (551, 36704), (589, 34336), (592, 34162), (608, 33263), (703, 28768), (899, 22496), (928, 21793), (992, 20387), (1073, 18848), (1102, 18352), (1147, 17632), (1178, 17168), (1184, 17081), (1406, 14384), (1798, 11248), (2146, 9424), (2204, 9176), (2294, 8816), (2356, 8584), (2812, 7192), (3596, 5624), (4292, 4712), (4408, 4588)]