20161853640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18668383}}^1$

素因数の和:18668403

約数の個数: 64

約数和(自身を含む): 67206182400

約数和(自身を除く): 47044328760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18668383, 37336766, 56005149, 74673532, 93341915, 112010298, 149347064, 168015447, 186683830, 224020596, 280025745, 336030894, 373367660, 448041192, 504046341, 560051490, 672061788, 746735320, 840077235, 1008092682, 1120102980, 1344123576, 1680154470, 2016185364, 2240205960, 2520231705, 3360308940, 4032370728, 5040463410, 6720617880, 10080926820, 20161853640]

約数ペア:

[(1, 20161853640), (2, 10080926820), (3, 6720617880), (4, 5040463410), (5, 4032370728), (6, 3360308940), (8, 2520231705), (9, 2240205960), (10, 2016185364), (12, 1680154470), (15, 1344123576), (18, 1120102980), (20, 1008092682), (24, 840077235), (27, 746735320), (30, 672061788), (36, 560051490), (40, 504046341), (45, 448041192), (54, 373367660), (60, 336030894), (72, 280025745), (90, 224020596), (108, 186683830), (120, 168015447), (135, 149347064), (180, 112010298), (216, 93341915), (270, 74673532), (360, 56005149), (540, 37336766), (1080, 18668383)]