20737368

素因数分解:

$2^3\times 3^2\times {\mathrm{293}}^1\times {\mathrm{983}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 56412720

約数和(自身を除く): 35675352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 293, 586, 879, 983, 1172, 1758, 1966, 2344, 2637, 2949, 3516, 3932, 5274, 5898, 7032, 7864, 8847, 10548, 11796, 17694, 21096, 23592, 35388, 70776, 288019, 576038, 864057, 1152076, 1728114, 2304152, 2592171, 3456228, 5184342, 6912456, 10368684, 20737368]

約数ペア:

[(1, 20737368), (2, 10368684), (3, 6912456), (4, 5184342), (6, 3456228), (8, 2592171), (9, 2304152), (12, 1728114), (18, 1152076), (24, 864057), (36, 576038), (72, 288019), (293, 70776), (586, 35388), (879, 23592), (983, 21096), (1172, 17694), (1758, 11796), (1966, 10548), (2344, 8847), (2637, 7864), (2949, 7032), (3516, 5898), (3932, 5274)]