20475882

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2851}}^1$

素因数の和:2888

約数の個数: 64

約数和(自身を含む): 54758400

約数和(自身を除く): 34282518

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 2851, 3591, 5702, 7182, 8553, 17106, 19957, 25659, 39914, 51318, 54169, 59871, 76977, 108338, 119742, 153954, 162507, 179613, 325014, 359226, 379183, 487521, 538839, 758366, 975042, 1077678, 1137549, 1462563, 2275098, 2925126, 3412647, 6825294, 10237941, 20475882]

約数ペア:

[(1, 20475882), (2, 10237941), (3, 6825294), (6, 3412647), (7, 2925126), (9, 2275098), (14, 1462563), (18, 1137549), (19, 1077678), (21, 975042), (27, 758366), (38, 538839), (42, 487521), (54, 379183), (57, 359226), (63, 325014), (114, 179613), (126, 162507), (133, 153954), (171, 119742), (189, 108338), (266, 76977), (342, 59871), (378, 54169), (399, 51318), (513, 39914), (798, 25659), (1026, 19957), (1197, 17106), (2394, 8553), (2851, 7182), (3591, 5702)]