18319938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 47433600

約数和(自身を除く): 29113662

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 58, 78, 87, 89, 91, 169, 174, 178, 182, 203, 267, 273, 338, 377, 406, 507, 534, 546, 609, 623, 754, 1014, 1131, 1157, 1183, 1218, 1246, 1869, 2262, 2314, 2366, 2581, 2639, 3471, 3549, 3738, 4901, 5162, 5278, 6942, 7098, 7743, 7917, 8099, 9802, 14703, 15041, 15486, 15834, 16198, 18067, 24297, 29406, 30082, 33553, 34307, 36134, 45123, 48594, 54201, 67106, 68614, 90246, 100659, 102921, 105287, 108402, 201318, 205842, 210574, 234871, 315861, 436189, 469742, 631722, 704613, 872378, 1308567, 1409226, 2617134, 3053323, 6106646, 9159969, 18319938]

約数ペア:

[(1, 18319938), (2, 9159969), (3, 6106646), (6, 3053323), (7, 2617134), (13, 1409226), (14, 1308567), (21, 872378), (26, 704613), (29, 631722), (39, 469742), (42, 436189), (58, 315861), (78, 234871), (87, 210574), (89, 205842), (91, 201318), (169, 108402), (174, 105287), (178, 102921), (182, 100659), (203, 90246), (267, 68614), (273, 67106), (338, 54201), (377, 48594), (406, 45123), (507, 36134), (534, 34307), (546, 33553), (609, 30082), (623, 29406), (754, 24297), (1014, 18067), (1131, 16198), (1157, 15834), (1183, 15486), (1218, 15041), (1246, 14703), (1869, 9802), (2262, 8099), (2314, 7917), (2366, 7743), (2581, 7098), (2639, 6942), (3471, 5278), (3549, 5162), (3738, 4901)]