18349156910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{8731}}^1\times {\mathrm{4289}}^1$

素因数の和:13041

約数の個数: 48

約数和(自身を含む): 38434247280

約数和(自身を除く): 20085090370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 4289, 8578, 8731, 17462, 21445, 30023, 42890, 43655, 60046, 61117, 87310, 122234, 150115, 210161, 300230, 305585, 420322, 427819, 611170, 855638, 1050805, 2101610, 2139095, 4278190, 37447259, 74894518, 187236295, 262130813, 374472590, 524261626, 1310654065, 1834915691, 2621308130, 3669831382, 9174578455, 18349156910]

約数ペア:

[(1, 18349156910), (2, 9174578455), (5, 3669831382), (7, 2621308130), (10, 1834915691), (14, 1310654065), (35, 524261626), (49, 374472590), (70, 262130813), (98, 187236295), (245, 74894518), (490, 37447259), (4289, 4278190), (8578, 2139095), (8731, 2101610), (17462, 1050805), (21445, 855638), (30023, 611170), (42890, 427819), (43655, 420322), (60046, 305585), (61117, 300230), (87310, 210161), (122234, 150115)]