18820802

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 22547518

約数列:

[1, 2, 7, 11, 13, 14, 17, 22, 26, 34, 49, 77, 79, 91, 98, 119, 143, 154, 158, 182, 187, 221, 238, 286, 374, 442, 539, 553, 637, 833, 869, 1001, 1027, 1078, 1106, 1274, 1309, 1343, 1547, 1666, 1738, 2002, 2054, 2431, 2618, 2686, 3094, 3871, 4862, 6083, 7007, 7189, 7742, 9163, 9401, 10829, 11297, 12166, 14014, 14378, 14773, 17017, 17459, 18326, 18802, 21658, 22594, 29546, 34034, 34918, 42581, 50323, 65807, 79079, 85162, 100646, 103411, 119119, 122213, 131614, 158158, 192049, 206822, 238238, 244426, 384098, 553553, 723877, 855491, 1107106, 1344343, 1447754, 1710982, 2688686, 9410401, 18820802]

約数ペア:

[(1, 18820802), (2, 9410401), (7, 2688686), (11, 1710982), (13, 1447754), (14, 1344343), (17, 1107106), (22, 855491), (26, 723877), (34, 553553), (49, 384098), (77, 244426), (79, 238238), (91, 206822), (98, 192049), (119, 158158), (143, 131614), (154, 122213), (158, 119119), (182, 103411), (187, 100646), (221, 85162), (238, 79079), (286, 65807), (374, 50323), (442, 42581), (539, 34918), (553, 34034), (637, 29546), (833, 22594), (869, 21658), (1001, 18802), (1027, 18326), (1078, 17459), (1106, 17017), (1274, 14773), (1309, 14378), (1343, 14014), (1547, 12166), (1666, 11297), (1738, 10829), (2002, 9401), (2054, 9163), (2431, 7742), (2618, 7189), (2686, 7007), (3094, 6083), (3871, 4862)]