19645696

素因数分解:

$2^8\times 7^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 47257280

約数和(自身を除く): 27611584

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 448, 532, 577, 608, 896, 1064, 1154, 1216, 1792, 2128, 2308, 2432, 4039, 4256, 4616, 4864, 8078, 8512, 9232, 10963, 16156, 17024, 18464, 21926, 32312, 34048, 36928, 43852, 64624, 73856, 76741, 87704, 129248, 147712, 153482, 175408, 258496, 306964, 350816, 516992, 613928, 701632, 1033984, 1227856, 1403264, 2455712, 2806528, 4911424, 9822848, 19645696]

約数ペア:

[(1, 19645696), (2, 9822848), (4, 4911424), (7, 2806528), (8, 2455712), (14, 1403264), (16, 1227856), (19, 1033984), (28, 701632), (32, 613928), (38, 516992), (56, 350816), (64, 306964), (76, 258496), (112, 175408), (128, 153482), (133, 147712), (152, 129248), (224, 87704), (256, 76741), (266, 73856), (304, 64624), (448, 43852), (532, 36928), (577, 34048), (608, 32312), (896, 21926), (1064, 18464), (1154, 17024), (1216, 16156), (1792, 10963), (2128, 9232), (2308, 8512), (2432, 8078), (4039, 4864), (4256, 4616)]