19421864

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{769}}^1$

素因数の和:834

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 27147736

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 154, 164, 287, 308, 328, 451, 574, 616, 769, 902, 1148, 1538, 1804, 2296, 3076, 3157, 3608, 5383, 6152, 6314, 8459, 10766, 12628, 16918, 21532, 25256, 31529, 33836, 43064, 59213, 63058, 67672, 118426, 126116, 220703, 236852, 252232, 346819, 441406, 473704, 693638, 882812, 1387276, 1765624, 2427733, 2774552, 4855466, 9710932, 19421864]

約数ペア:

[(1, 19421864), (2, 9710932), (4, 4855466), (7, 2774552), (8, 2427733), (11, 1765624), (14, 1387276), (22, 882812), (28, 693638), (41, 473704), (44, 441406), (56, 346819), (77, 252232), (82, 236852), (88, 220703), (154, 126116), (164, 118426), (287, 67672), (308, 63058), (328, 59213), (451, 43064), (574, 33836), (616, 31529), (769, 25256), (902, 21532), (1148, 16918), (1538, 12628), (1804, 10766), (2296, 8459), (3076, 6314), (3157, 6152), (3608, 5383)]