16558816

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:587

約数の個数: 48

約数和(自身を含む): 35154000

約数和(自身を除く): 18595184

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 68, 122, 136, 244, 272, 488, 499, 544, 976, 998, 1037, 1952, 1996, 2074, 3992, 4148, 7984, 8296, 8483, 15968, 16592, 16966, 30439, 33184, 33932, 60878, 67864, 121756, 135728, 243512, 271456, 487024, 517463, 974048, 1034926, 2069852, 4139704, 8279408, 16558816]

約数ペア:

[(1, 16558816), (2, 8279408), (4, 4139704), (8, 2069852), (16, 1034926), (17, 974048), (32, 517463), (34, 487024), (61, 271456), (68, 243512), (122, 135728), (136, 121756), (244, 67864), (272, 60878), (488, 33932), (499, 33184), (544, 30439), (976, 16966), (998, 16592), (1037, 15968), (1952, 8483), (1996, 8296), (2074, 7984), (3992, 4148)]