19982976

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4033

約数の個数: 64

約数和(自身を含む): 57177120

約数和(自身を除く): 37194144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4003, 4992, 8006, 12009, 16012, 24018, 32024, 48036, 52039, 64048, 96072, 104078, 128096, 156117, 192144, 208156, 256192, 312234, 384288, 416312, 512384, 624468, 768576, 832624, 1248936, 1537152, 1665248, 2497872, 3330496, 4995744, 6660992, 9991488, 19982976]

約数ペア:

[(1, 19982976), (2, 9991488), (3, 6660992), (4, 4995744), (6, 3330496), (8, 2497872), (12, 1665248), (13, 1537152), (16, 1248936), (24, 832624), (26, 768576), (32, 624468), (39, 512384), (48, 416312), (52, 384288), (64, 312234), (78, 256192), (96, 208156), (104, 192144), (128, 156117), (156, 128096), (192, 104078), (208, 96072), (312, 64048), (384, 52039), (416, 48036), (624, 32024), (832, 24018), (1248, 16012), (1664, 12009), (2496, 8006), (4003, 4992)]