18770290064

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1\times {\mathrm{811}}^1$

素因数の和:1528

約数の個数: 80

約数和(自身を含む): 38410458240

約数和(自身を除く): 19640168176

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 109, 184, 218, 368, 436, 577, 811, 872, 1154, 1622, 1744, 2308, 2507, 3244, 4616, 5014, 6488, 9232, 10028, 12976, 13271, 18653, 20056, 26542, 37306, 40112, 53084, 62893, 74612, 88399, 106168, 125786, 149224, 176798, 212336, 251572, 298448, 353596, 467947, 503144, 707192, 935894, 1006288, 1414384, 1446539, 1871788, 2033177, 2893078, 3743576, 4066354, 5786156, 7487152, 8132708, 10762781, 11572312, 16265416, 21525562, 23144624, 32530832, 43051124, 51006223, 86102248, 102012446, 172204496, 204024892, 408049784, 816099568, 1173143129, 2346286258, 4692572516, 9385145032, 18770290064]

約数ペア:

[(1, 18770290064), (2, 9385145032), (4, 4692572516), (8, 2346286258), (16, 1173143129), (23, 816099568), (46, 408049784), (92, 204024892), (109, 172204496), (184, 102012446), (218, 86102248), (368, 51006223), (436, 43051124), (577, 32530832), (811, 23144624), (872, 21525562), (1154, 16265416), (1622, 11572312), (1744, 10762781), (2308, 8132708), (2507, 7487152), (3244, 5786156), (4616, 4066354), (5014, 3743576), (6488, 2893078), (9232, 2033177), (10028, 1871788), (12976, 1446539), (13271, 1414384), (18653, 1006288), (20056, 935894), (26542, 707192), (37306, 503144), (40112, 467947), (53084, 353596), (62893, 298448), (74612, 251572), (88399, 212336), (106168, 176798), (125786, 149224)]