18830916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40237}}^1$

素因数の和:40260

約数の個数: 36

約数和(自身を含む): 51263212

約数和(自身を除く): 32432296

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40237, 80474, 120711, 160948, 241422, 362133, 482844, 523081, 724266, 1046162, 1448532, 1569243, 2092324, 3138486, 4707729, 6276972, 9415458, 18830916]

約数ペア:

[(1, 18830916), (2, 9415458), (3, 6276972), (4, 4707729), (6, 3138486), (9, 2092324), (12, 1569243), (13, 1448532), (18, 1046162), (26, 724266), (36, 523081), (39, 482844), (52, 362133), (78, 241422), (117, 160948), (156, 120711), (234, 80474), (468, 40237)]