18857454

素因数分解:

$2^1\times 3^1\times 7^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:68

約数の個数: 96

約数和(自身を含む): 50823936

約数和(自身を除く): 31966482

約数列:

[1, 2, 3, 6, 7, 11, 14, 17, 21, 22, 33, 34, 42, 49, 51, 66, 77, 98, 102, 119, 147, 154, 187, 231, 238, 294, 343, 357, 374, 462, 539, 561, 686, 714, 833, 1029, 1078, 1122, 1309, 1617, 1666, 2058, 2401, 2499, 2618, 3234, 3773, 3927, 4802, 4998, 5831, 7203, 7546, 7854, 9163, 11319, 11662, 14406, 16807, 17493, 18326, 22638, 26411, 27489, 33614, 34986, 40817, 50421, 52822, 54978, 64141, 79233, 81634, 100842, 122451, 128282, 158466, 184877, 192423, 244902, 285719, 369754, 384846, 448987, 554631, 571438, 857157, 897974, 1109262, 1346961, 1714314, 2693922, 3142909, 6285818, 9428727, 18857454]

約数ペア:

[(1, 18857454), (2, 9428727), (3, 6285818), (6, 3142909), (7, 2693922), (11, 1714314), (14, 1346961), (17, 1109262), (21, 897974), (22, 857157), (33, 571438), (34, 554631), (42, 448987), (49, 384846), (51, 369754), (66, 285719), (77, 244902), (98, 192423), (102, 184877), (119, 158466), (147, 128282), (154, 122451), (187, 100842), (231, 81634), (238, 79233), (294, 64141), (343, 54978), (357, 52822), (374, 50421), (462, 40817), (539, 34986), (561, 33614), (686, 27489), (714, 26411), (833, 22638), (1029, 18326), (1078, 17493), (1122, 16807), (1309, 14406), (1617, 11662), (1666, 11319), (2058, 9163), (2401, 7854), (2499, 7546), (2618, 7203), (3234, 5831), (3773, 4998), (3927, 4802)]