19530027776

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{351563}}^1$

素因数の和:351617

約数の個数: 72

約数和(自身を含む): 45990196224

約数和(自身を除く): 26460168448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 13888, 27776, 55552, 351563, 703126, 1406252, 2460941, 2812504, 4921882, 5625008, 9843764, 10898453, 11250016, 19687528, 21796906, 22500032, 39375056, 43593812, 45000064, 76289171, 78750112, 87187624, 90000128, 152578342, 157500224, 174375248, 305156684, 315000448, 348750496, 610313368, 630000896, 697500992, 1220626736, 1395001984, 2441253472, 2790003968, 4882506944, 9765013888, 19530027776]

約数ペア:

[(1, 19530027776), (2, 9765013888), (4, 4882506944), (7, 2790003968), (8, 2441253472), (14, 1395001984), (16, 1220626736), (28, 697500992), (31, 630000896), (32, 610313368), (56, 348750496), (62, 315000448), (64, 305156684), (112, 174375248), (124, 157500224), (128, 152578342), (217, 90000128), (224, 87187624), (248, 78750112), (256, 76289171), (434, 45000064), (448, 43593812), (496, 39375056), (868, 22500032), (896, 21796906), (992, 19687528), (1736, 11250016), (1792, 10898453), (1984, 9843764), (3472, 5625008), (3968, 4921882), (6944, 2812504), (7936, 2460941), (13888, 1406252), (27776, 703126), (55552, 351563)]