19417088

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 40950000

約数和(自身を除く): 21532912

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 499, 512, 608, 998, 1024, 1216, 1996, 2048, 2432, 3992, 4864, 7984, 9481, 9728, 15968, 18962, 19456, 31936, 37924, 38912, 63872, 75848, 127744, 151696, 255488, 303392, 510976, 606784, 1021952, 1213568, 2427136, 4854272, 9708544, 19417088]

約数ペア:

[(1, 19417088), (2, 9708544), (4, 4854272), (8, 2427136), (16, 1213568), (19, 1021952), (32, 606784), (38, 510976), (64, 303392), (76, 255488), (128, 151696), (152, 127744), (256, 75848), (304, 63872), (499, 38912), (512, 37924), (608, 31936), (998, 19456), (1024, 18962), (1216, 15968), (1996, 9728), (2048, 9481), (2432, 7984), (3992, 4864)]