20297272894

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{4583}}^1$

素因数の和:4992

約数の個数: 32

約数和(自身を含む): 31189536000

約数和(自身を除く): 10892263106

約数列:

[1, 2, 89, 139, 178, 179, 278, 358, 4583, 9166, 12371, 15931, 24742, 24881, 31862, 49762, 407887, 637037, 815774, 820357, 1274074, 1640714, 2214409, 4428818, 56696293, 73011773, 113392586, 114029623, 146023546, 228059246, 10148636447, 20297272894]

約数ペア:

[(1, 20297272894), (2, 10148636447), (89, 228059246), (139, 146023546), (178, 114029623), (179, 113392586), (278, 73011773), (358, 56696293), (4583, 4428818), (9166, 2214409), (12371, 1640714), (15931, 1274074), (24742, 820357), (24881, 815774), (31862, 637037), (49762, 407887)]