2018785972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{277}}^1$

素因数の和:617

約数の個数: 96

約数和(自身を含む): 4378219776

約数和(自身を除く): 2359433804

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 61, 68, 119, 122, 238, 244, 251, 277, 427, 476, 502, 554, 854, 1004, 1037, 1108, 1708, 1757, 1939, 2074, 3514, 3878, 4148, 4267, 4709, 7028, 7259, 7756, 8534, 9418, 14518, 15311, 16897, 17068, 18836, 29036, 29869, 30622, 32963, 33794, 59738, 61244, 65926, 67588, 69527, 107177, 118279, 119476, 131852, 139054, 214354, 236558, 260287, 278108, 287249, 428708, 473116, 486689, 520574, 574498, 973378, 1041148, 1148996, 1181959, 1822009, 1946756, 2010743, 2363918, 3644018, 4021486, 4241147, 4727836, 7288036, 8042972, 8273713, 8482294, 16547426, 16964588, 29688029, 33094852, 59376058, 72099499, 118752116, 144198998, 288397996, 504696493, 1009392986, 2018785972]

約数ペア:

[(1, 2018785972), (2, 1009392986), (4, 504696493), (7, 288397996), (14, 144198998), (17, 118752116), (28, 72099499), (34, 59376058), (61, 33094852), (68, 29688029), (119, 16964588), (122, 16547426), (238, 8482294), (244, 8273713), (251, 8042972), (277, 7288036), (427, 4727836), (476, 4241147), (502, 4021486), (554, 3644018), (854, 2363918), (1004, 2010743), (1037, 1946756), (1108, 1822009), (1708, 1181959), (1757, 1148996), (1939, 1041148), (2074, 973378), (3514, 574498), (3878, 520574), (4148, 486689), (4267, 473116), (4709, 428708), (7028, 287249), (7259, 278108), (7756, 260287), (8534, 236558), (9418, 214354), (14518, 139054), (15311, 131852), (16897, 119476), (17068, 118279), (18836, 107177), (29036, 69527), (29869, 67588), (30622, 65926), (32963, 61244), (33794, 59738)]