18780768

素因数分解:

$2^5\times 3^3\times {\mathrm{21737}}^1$

素因数の和:21756

約数の個数: 48

約数和(自身を含む): 54779760

約数和(自身を除く): 35998992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 21737, 43474, 65211, 86948, 130422, 173896, 195633, 260844, 347792, 391266, 521688, 586899, 695584, 782532, 1043376, 1173798, 1565064, 2086752, 2347596, 3130128, 4695192, 6260256, 9390384, 18780768]

約数ペア:

[(1, 18780768), (2, 9390384), (3, 6260256), (4, 4695192), (6, 3130128), (8, 2347596), (9, 2086752), (12, 1565064), (16, 1173798), (18, 1043376), (24, 782532), (27, 695584), (32, 586899), (36, 521688), (48, 391266), (54, 347792), (72, 260844), (96, 195633), (108, 173896), (144, 130422), (216, 86948), (288, 65211), (432, 43474), (864, 21737)]