38908048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{977}}^1$

素因数の和:1135

約数の個数: 40

約数和(自身を含む): 80039520

約数和(自身を除く): 41131472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 977, 1048, 1954, 2096, 2489, 3908, 4978, 7816, 9956, 15632, 18563, 19912, 37126, 39824, 74252, 127987, 148504, 255974, 297008, 511948, 1023896, 2047792, 2431753, 4863506, 9727012, 19454024, 38908048]

約数ペア:

[(1, 38908048), (2, 19454024), (4, 9727012), (8, 4863506), (16, 2431753), (19, 2047792), (38, 1023896), (76, 511948), (131, 297008), (152, 255974), (262, 148504), (304, 127987), (524, 74252), (977, 39824), (1048, 37126), (1954, 19912), (2096, 18563), (2489, 15632), (3908, 9956), (4978, 7816)]