18651108

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 96

約数和(自身を含む): 54238464

約数和(自身を除く): 35587356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 37, 42, 51, 68, 74, 84, 102, 111, 119, 148, 204, 222, 238, 259, 353, 357, 444, 476, 518, 629, 706, 714, 777, 1036, 1059, 1258, 1412, 1428, 1554, 1887, 2118, 2471, 2516, 3108, 3774, 4236, 4403, 4942, 6001, 7413, 7548, 8806, 9884, 12002, 13061, 13209, 14826, 17612, 18003, 24004, 26122, 26418, 29652, 36006, 39183, 42007, 52244, 52836, 72012, 78366, 84014, 91427, 126021, 156732, 168028, 182854, 222037, 252042, 274281, 365708, 444074, 504084, 548562, 666111, 888148, 1097124, 1332222, 1554259, 2664444, 3108518, 4662777, 6217036, 9325554, 18651108]

約数ペア:

[(1, 18651108), (2, 9325554), (3, 6217036), (4, 4662777), (6, 3108518), (7, 2664444), (12, 1554259), (14, 1332222), (17, 1097124), (21, 888148), (28, 666111), (34, 548562), (37, 504084), (42, 444074), (51, 365708), (68, 274281), (74, 252042), (84, 222037), (102, 182854), (111, 168028), (119, 156732), (148, 126021), (204, 91427), (222, 84014), (238, 78366), (259, 72012), (353, 52836), (357, 52244), (444, 42007), (476, 39183), (518, 36006), (629, 29652), (706, 26418), (714, 26122), (777, 24004), (1036, 18003), (1059, 17612), (1258, 14826), (1412, 13209), (1428, 13061), (1554, 12002), (1887, 9884), (2118, 8806), (2471, 7548), (2516, 7413), (3108, 6001), (3774, 4942), (4236, 4403)]