18780319308

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1\times {\mathrm{28439}}^1$

素因数の和:29046

約数の個数: 48

約数和(自身を含む): 44300874240

約数和(自身を除く): 25520554932

約数列:

[1, 2, 3, 4, 6, 12, 113, 226, 339, 452, 487, 678, 974, 1356, 1461, 1948, 2922, 5844, 28439, 55031, 56878, 85317, 110062, 113756, 165093, 170634, 220124, 330186, 341268, 660372, 3213607, 6427214, 9640821, 12854428, 13849793, 19281642, 27699586, 38563284, 41549379, 55399172, 83098758, 166197516, 1565026609, 3130053218, 4695079827, 6260106436, 9390159654, 18780319308]

約数ペア:

[(1, 18780319308), (2, 9390159654), (3, 6260106436), (4, 4695079827), (6, 3130053218), (12, 1565026609), (113, 166197516), (226, 83098758), (339, 55399172), (452, 41549379), (487, 38563284), (678, 27699586), (974, 19281642), (1356, 13849793), (1461, 12854428), (1948, 9640821), (2922, 6427214), (5844, 3213607), (28439, 660372), (55031, 341268), (56878, 330186), (85317, 220124), (110062, 170634), (113756, 165093)]