72847216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18433}}^1$

素因数の和:18473

約数の個数: 40

約数和(自身を含む): 160007120

約数和(自身を除く): 87159904

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18433, 36866, 73732, 147464, 239629, 294928, 350227, 479258, 700454, 958516, 1400908, 1917032, 2801816, 3834064, 4552951, 5603632, 9105902, 18211804, 36423608, 72847216]

約数ペア:

[(1, 72847216), (2, 36423608), (4, 18211804), (8, 9105902), (13, 5603632), (16, 4552951), (19, 3834064), (26, 2801816), (38, 1917032), (52, 1400908), (76, 958516), (104, 700454), (152, 479258), (208, 350227), (247, 294928), (304, 239629), (494, 147464), (988, 73732), (1976, 36866), (3952, 18433)]