20121448288

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{593}}^1\times {\mathrm{17383}}^1$

素因数の和:18047

約数の個数: 48

約数和(自身を含む): 40333730976

約数和(自身を除く): 20212282688

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 593, 976, 1186, 1952, 2372, 4744, 9488, 17383, 18976, 34766, 36173, 69532, 72346, 139064, 144692, 278128, 289384, 556256, 578768, 1060363, 1157536, 2120726, 4241452, 8482904, 10308119, 16965808, 20616238, 33931616, 41232476, 82464952, 164929904, 329859808, 628795259, 1257590518, 2515181036, 5030362072, 10060724144, 20121448288]

約数ペア:

[(1, 20121448288), (2, 10060724144), (4, 5030362072), (8, 2515181036), (16, 1257590518), (32, 628795259), (61, 329859808), (122, 164929904), (244, 82464952), (488, 41232476), (593, 33931616), (976, 20616238), (1186, 16965808), (1952, 10308119), (2372, 8482904), (4744, 4241452), (9488, 2120726), (17383, 1157536), (18976, 1060363), (34766, 578768), (36173, 556256), (69532, 289384), (72346, 278128), (139064, 144692)]