16885204

素因数分解:

$2^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:453

約数の個数: 48

約数和(自身を含む): 35660800

約数和(自身を除く): 18775596

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 343, 397, 434, 686, 794, 868, 1372, 1519, 1588, 2779, 3038, 5558, 6076, 10633, 11116, 12307, 19453, 21266, 24614, 38906, 42532, 49228, 77812, 86149, 136171, 172298, 272342, 344596, 544684, 603043, 1206086, 2412172, 4221301, 8442602, 16885204]

約数ペア:

[(1, 16885204), (2, 8442602), (4, 4221301), (7, 2412172), (14, 1206086), (28, 603043), (31, 544684), (49, 344596), (62, 272342), (98, 172298), (124, 136171), (196, 86149), (217, 77812), (343, 49228), (397, 42532), (434, 38906), (686, 24614), (794, 21266), (868, 19453), (1372, 12307), (1519, 11116), (1588, 10633), (2779, 6076), (3038, 5558)]