20338128

素因数分解:

$2^4\times 3^5\times {\mathrm{5231}}^1$

素因数の和:5254

約数の個数: 60

約数和(自身を含む): 59037888

約数和(自身を除く): 38699760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 5231, 10462, 15693, 20924, 31386, 41848, 47079, 62772, 83696, 94158, 125544, 141237, 188316, 251088, 282474, 376632, 423711, 564948, 753264, 847422, 1129896, 1271133, 1694844, 2259792, 2542266, 3389688, 5084532, 6779376, 10169064, 20338128]

約数ペア:

[(1, 20338128), (2, 10169064), (3, 6779376), (4, 5084532), (6, 3389688), (8, 2542266), (9, 2259792), (12, 1694844), (16, 1271133), (18, 1129896), (24, 847422), (27, 753264), (36, 564948), (48, 423711), (54, 376632), (72, 282474), (81, 251088), (108, 188316), (144, 141237), (162, 125544), (216, 94158), (243, 83696), (324, 62772), (432, 47079), (486, 41848), (648, 31386), (972, 20924), (1296, 15693), (1944, 10462), (3888, 5231)]