19646976

素因数分解:

$2^9\times 3^1\times {\mathrm{12791}}^1$

素因数の和:12812

約数の個数: 40

約数和(自身を含む): 52344864

約数和(自身を除く): 32697888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 12791, 25582, 38373, 51164, 76746, 102328, 153492, 204656, 306984, 409312, 613968, 818624, 1227936, 1637248, 2455872, 3274496, 4911744, 6548992, 9823488, 19646976]

約数ペア:

[(1, 19646976), (2, 9823488), (3, 6548992), (4, 4911744), (6, 3274496), (8, 2455872), (12, 1637248), (16, 1227936), (24, 818624), (32, 613968), (48, 409312), (64, 306984), (96, 204656), (128, 153492), (192, 102328), (256, 76746), (384, 51164), (512, 38373), (768, 25582), (1536, 12791)]