18530928

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:567

約数の個数: 120

約数和(自身を含む): 58902480

約数和(自身を除く): 40371552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 521, 624, 684, 741, 912, 936, 988, 1042, 1368, 1482, 1563, 1872, 1976, 2084, 2223, 2736, 2964, 3126, 3952, 4168, 4446, 4689, 5928, 6252, 6773, 8336, 8892, 9378, 9899, 11856, 12504, 13546, 17784, 18756, 19798, 20319, 25008, 27092, 29697, 35568, 37512, 39596, 40638, 54184, 59394, 60957, 75024, 79192, 81276, 89091, 108368, 118788, 121914, 128687, 158384, 162552, 178182, 237576, 243828, 257374, 325104, 356364, 386061, 475152, 487656, 514748, 712728, 772122, 975312, 1029496, 1158183, 1425456, 1544244, 2058992, 2316366, 3088488, 4632732, 6176976, 9265464, 18530928]

約数ペア:

[(1, 18530928), (2, 9265464), (3, 6176976), (4, 4632732), (6, 3088488), (8, 2316366), (9, 2058992), (12, 1544244), (13, 1425456), (16, 1158183), (18, 1029496), (19, 975312), (24, 772122), (26, 712728), (36, 514748), (38, 487656), (39, 475152), (48, 386061), (52, 356364), (57, 325104), (72, 257374), (76, 243828), (78, 237576), (104, 178182), (114, 162552), (117, 158384), (144, 128687), (152, 121914), (156, 118788), (171, 108368), (208, 89091), (228, 81276), (234, 79192), (247, 75024), (304, 60957), (312, 59394), (342, 54184), (456, 40638), (468, 39596), (494, 37512), (521, 35568), (624, 29697), (684, 27092), (741, 25008), (912, 20319), (936, 19798), (988, 18756), (1042, 17784), (1368, 13546), (1482, 12504), (1563, 11856), (1872, 9899), (1976, 9378), (2084, 8892), (2223, 8336), (2736, 6773), (2964, 6252), (3126, 5928), (3952, 4689), (4168, 4446)]