417551872

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{19891}}^1$

素因数の和:19950

約数の個数: 40

約数和(自身を含む): 854679672

約数和(自身を除く): 437127800

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 19891, 20992, 39782, 79564, 159128, 318256, 636512, 815531, 1273024, 1631062, 2546048, 3262124, 5092096, 6524248, 10184192, 13048496, 26096992, 52193984, 104387968, 208775936, 417551872]

約数ペア:

[(1, 417551872), (2, 208775936), (4, 104387968), (8, 52193984), (16, 26096992), (32, 13048496), (41, 10184192), (64, 6524248), (82, 5092096), (128, 3262124), (164, 2546048), (256, 1631062), (328, 1273024), (512, 815531), (656, 636512), (1312, 318256), (2624, 159128), (5248, 79564), (10496, 39782), (19891, 20992)]