18926128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4789}}^1$

素因数の和:4829

約数の個数: 40

約数和(自身を含む): 41577200

約数和(自身を除く): 22651072

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 4789, 9578, 19156, 38312, 62257, 76624, 90991, 124514, 181982, 249028, 363964, 498056, 727928, 996112, 1182883, 1455856, 2365766, 4731532, 9463064, 18926128]

約数ペア:

[(1, 18926128), (2, 9463064), (4, 4731532), (8, 2365766), (13, 1455856), (16, 1182883), (19, 996112), (26, 727928), (38, 498056), (52, 363964), (76, 249028), (104, 181982), (152, 124514), (208, 90991), (247, 76624), (304, 62257), (494, 38312), (988, 19156), (1976, 9578), (3952, 4789)]