90581816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{45841}}^1$

素因数の和:45879

約数の個数: 32

約数和(自身を含む): 192536400

約数和(自身を除く): 101954584

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 45841, 91682, 183364, 366728, 595933, 870979, 1191866, 1741958, 2383732, 3483916, 4767464, 6967832, 11322727, 22645454, 45290908, 90581816]

約数ペア:

[(1, 90581816), (2, 45290908), (4, 22645454), (8, 11322727), (13, 6967832), (19, 4767464), (26, 3483916), (38, 2383732), (52, 1741958), (76, 1191866), (104, 870979), (152, 595933), (247, 366728), (494, 183364), (988, 91682), (1976, 45841)]