18268344

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{521}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 49673520

約数和(自身を除く): 31405176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 521, 974, 1042, 1461, 1563, 1948, 2084, 2922, 3126, 3896, 4168, 4383, 4689, 5844, 6252, 8766, 9378, 11688, 12504, 17532, 18756, 35064, 37512, 253727, 507454, 761181, 1014908, 1522362, 2029816, 2283543, 3044724, 4567086, 6089448, 9134172, 18268344]

約数ペア:

[(1, 18268344), (2, 9134172), (3, 6089448), (4, 4567086), (6, 3044724), (8, 2283543), (9, 2029816), (12, 1522362), (18, 1014908), (24, 761181), (36, 507454), (72, 253727), (487, 37512), (521, 35064), (974, 18756), (1042, 17532), (1461, 12504), (1563, 11688), (1948, 9378), (2084, 8766), (2922, 6252), (3126, 5844), (3896, 4689), (4168, 4383)]