71187376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18013}}^1$

素因数の和:18053

約数の個数: 40

約数和(自身を含む): 156361520

約数和(自身を除く): 85174144

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18013, 36026, 72052, 144104, 234169, 288208, 342247, 468338, 684494, 936676, 1368988, 1873352, 2737976, 3746704, 4449211, 5475952, 8898422, 17796844, 35593688, 71187376]

約数ペア:

[(1, 71187376), (2, 35593688), (4, 17796844), (8, 8898422), (13, 5475952), (16, 4449211), (19, 3746704), (26, 2737976), (38, 1873352), (52, 1368988), (76, 936676), (104, 684494), (152, 468338), (208, 342247), (247, 288208), (304, 234169), (494, 144104), (988, 72052), (1976, 36026), (3952, 18013)]