1813078876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{823}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 3953617920

約数和(自身を除く): 2140539044

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 101, 133, 164, 202, 266, 287, 404, 532, 574, 707, 779, 823, 1148, 1414, 1558, 1646, 1919, 2828, 3116, 3292, 3838, 4141, 5453, 5761, 7676, 8282, 10906, 11522, 13433, 15637, 16564, 21812, 23044, 26866, 28987, 31274, 33743, 53732, 57974, 62548, 67486, 78679, 83123, 109459, 115948, 134972, 157358, 166246, 218918, 236201, 314716, 332492, 437836, 472402, 550753, 581861, 641117, 944804, 1101506, 1163722, 1282234, 1579337, 2203012, 2327444, 2564468, 3158674, 3408043, 4487819, 6317348, 6816086, 8975638, 11055359, 13632172, 17951276, 22110718, 23856301, 44221436, 47712602, 64752817, 95425204, 129505634, 259011268, 453269719, 906539438, 1813078876]

約数ペア:

[(1, 1813078876), (2, 906539438), (4, 453269719), (7, 259011268), (14, 129505634), (19, 95425204), (28, 64752817), (38, 47712602), (41, 44221436), (76, 23856301), (82, 22110718), (101, 17951276), (133, 13632172), (164, 11055359), (202, 8975638), (266, 6816086), (287, 6317348), (404, 4487819), (532, 3408043), (574, 3158674), (707, 2564468), (779, 2327444), (823, 2203012), (1148, 1579337), (1414, 1282234), (1558, 1163722), (1646, 1101506), (1919, 944804), (2828, 641117), (3116, 581861), (3292, 550753), (3838, 472402), (4141, 437836), (5453, 332492), (5761, 314716), (7676, 236201), (8282, 218918), (10906, 166246), (11522, 157358), (13433, 134972), (15637, 115948), (16564, 109459), (21812, 83123), (23044, 78679), (26866, 67486), (28987, 62548), (31274, 57974), (33743, 53732)]