189538908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{4919}}^1$

素因数の和:4971

約数の個数: 72

約数和(自身を含む): 504201600

約数和(自身を除く): 314662692

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 169, 228, 247, 338, 494, 507, 676, 741, 988, 1014, 1482, 2028, 2964, 3211, 4919, 6422, 9633, 9838, 12844, 14757, 19266, 19676, 29514, 38532, 59028, 63947, 93461, 127894, 186922, 191841, 255788, 280383, 373844, 383682, 560766, 767364, 831311, 1121532, 1214993, 1662622, 2429986, 2493933, 3325244, 3644979, 4859972, 4987866, 7289958, 9975732, 14579916, 15794909, 31589818, 47384727, 63179636, 94769454, 189538908]

約数ペア:

[(1, 189538908), (2, 94769454), (3, 63179636), (4, 47384727), (6, 31589818), (12, 15794909), (13, 14579916), (19, 9975732), (26, 7289958), (38, 4987866), (39, 4859972), (52, 3644979), (57, 3325244), (76, 2493933), (78, 2429986), (114, 1662622), (156, 1214993), (169, 1121532), (228, 831311), (247, 767364), (338, 560766), (494, 383682), (507, 373844), (676, 280383), (741, 255788), (988, 191841), (1014, 186922), (1482, 127894), (2028, 93461), (2964, 63947), (3211, 59028), (4919, 38532), (6422, 29514), (9633, 19676), (9838, 19266), (12844, 14757)]