20383488

素因数分解:

$2^8\times 3^4\times {\mathrm{983}}^1$

素因数の和:1011

約数の個数: 90

約数和(自身を含む): 60841704

約数和(自身を除く): 40458216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 256, 288, 324, 384, 432, 576, 648, 768, 864, 983, 1152, 1296, 1728, 1966, 2304, 2592, 2949, 3456, 3932, 5184, 5898, 6912, 7864, 8847, 10368, 11796, 15728, 17694, 20736, 23592, 26541, 31456, 35388, 47184, 53082, 62912, 70776, 79623, 94368, 106164, 125824, 141552, 159246, 188736, 212328, 251648, 283104, 318492, 377472, 424656, 566208, 636984, 754944, 849312, 1132416, 1273968, 1698624, 2264832, 2547936, 3397248, 5095872, 6794496, 10191744, 20383488]

約数ペア:

[(1, 20383488), (2, 10191744), (3, 6794496), (4, 5095872), (6, 3397248), (8, 2547936), (9, 2264832), (12, 1698624), (16, 1273968), (18, 1132416), (24, 849312), (27, 754944), (32, 636984), (36, 566208), (48, 424656), (54, 377472), (64, 318492), (72, 283104), (81, 251648), (96, 212328), (108, 188736), (128, 159246), (144, 141552), (162, 125824), (192, 106164), (216, 94368), (256, 79623), (288, 70776), (324, 62912), (384, 53082), (432, 47184), (576, 35388), (648, 31456), (768, 26541), (864, 23592), (983, 20736), (1152, 17694), (1296, 15728), (1728, 11796), (1966, 10368), (2304, 8847), (2592, 7864), (2949, 6912), (3456, 5898), (3932, 5184)]