18449344

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 56

約数和(自身を含む): 38404800

約数和(自身を除く): 19955456

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 79, 82, 89, 158, 164, 178, 316, 328, 356, 632, 656, 712, 1264, 1312, 1424, 2528, 2624, 2848, 3239, 3649, 5056, 5696, 6478, 7031, 7298, 12956, 14062, 14596, 25912, 28124, 29192, 51824, 56248, 58384, 103648, 112496, 116768, 207296, 224992, 233536, 288271, 449984, 576542, 1153084, 2306168, 4612336, 9224672, 18449344]

約数ペア:

[(1, 18449344), (2, 9224672), (4, 4612336), (8, 2306168), (16, 1153084), (32, 576542), (41, 449984), (64, 288271), (79, 233536), (82, 224992), (89, 207296), (158, 116768), (164, 112496), (178, 103648), (316, 58384), (328, 56248), (356, 51824), (632, 29192), (656, 28124), (712, 25912), (1264, 14596), (1312, 14062), (1424, 12956), (2528, 7298), (2624, 7031), (2848, 6478), (3239, 5696), (3649, 5056)]