18731710992

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1\times {\mathrm{26119}}^1$

素因数の和:26420

約数の個数: 80

約数和(自身を含む): 49334620160

約数和(自身を除く): 30602909168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 223, 268, 402, 446, 536, 669, 804, 892, 1072, 1338, 1608, 1784, 2676, 3216, 3568, 5352, 10704, 14941, 26119, 29882, 44823, 52238, 59764, 78357, 89646, 104476, 119528, 156714, 179292, 208952, 239056, 313428, 358584, 417904, 626856, 717168, 1253712, 1749973, 3499946, 5249919, 5824537, 6999892, 10499838, 11649074, 13999784, 17473611, 20999676, 23298148, 27999568, 34947222, 41999352, 46596296, 69894444, 83998704, 93192592, 139788888, 279577776, 390243979, 780487958, 1170731937, 1560975916, 2341463874, 3121951832, 4682927748, 6243903664, 9365855496, 18731710992]

約数ペア:

[(1, 18731710992), (2, 9365855496), (3, 6243903664), (4, 4682927748), (6, 3121951832), (8, 2341463874), (12, 1560975916), (16, 1170731937), (24, 780487958), (48, 390243979), (67, 279577776), (134, 139788888), (201, 93192592), (223, 83998704), (268, 69894444), (402, 46596296), (446, 41999352), (536, 34947222), (669, 27999568), (804, 23298148), (892, 20999676), (1072, 17473611), (1338, 13999784), (1608, 11649074), (1784, 10499838), (2676, 6999892), (3216, 5824537), (3568, 5249919), (5352, 3499946), (10704, 1749973), (14941, 1253712), (26119, 717168), (29882, 626856), (44823, 417904), (52238, 358584), (59764, 313428), (78357, 239056), (89646, 208952), (104476, 179292), (119528, 156714)]