20879328

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{11447}}^1$

素因数の和:11479

約数の個数: 48

約数和(自身を含む): 57697920

約数和(自身を除く): 36818592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 456, 608, 912, 1824, 11447, 22894, 34341, 45788, 68682, 91576, 137364, 183152, 217493, 274728, 366304, 434986, 549456, 652479, 869972, 1098912, 1304958, 1739944, 2609916, 3479888, 5219832, 6959776, 10439664, 20879328]

約数ペア:

[(1, 20879328), (2, 10439664), (3, 6959776), (4, 5219832), (6, 3479888), (8, 2609916), (12, 1739944), (16, 1304958), (19, 1098912), (24, 869972), (32, 652479), (38, 549456), (48, 434986), (57, 366304), (76, 274728), (96, 217493), (114, 183152), (152, 137364), (228, 91576), (304, 68682), (456, 45788), (608, 34341), (912, 22894), (1824, 11447)]