19203444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1109}}^1$

素因数の和:1169

約数の個数: 72

約数和(自身を含む): 53737320

約数和(自身を除く): 34533876

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1109, 1332, 1443, 1924, 2218, 2886, 3327, 4329, 4436, 5772, 6654, 8658, 9981, 13308, 14417, 17316, 19962, 28834, 39924, 41033, 43251, 57668, 82066, 86502, 123099, 129753, 164132, 173004, 246198, 259506, 369297, 492396, 519012, 533429, 738594, 1066858, 1477188, 1600287, 2133716, 3200574, 4800861, 6401148, 9601722, 19203444]

約数ペア:

[(1, 19203444), (2, 9601722), (3, 6401148), (4, 4800861), (6, 3200574), (9, 2133716), (12, 1600287), (13, 1477188), (18, 1066858), (26, 738594), (36, 533429), (37, 519012), (39, 492396), (52, 369297), (74, 259506), (78, 246198), (111, 173004), (117, 164132), (148, 129753), (156, 123099), (222, 86502), (234, 82066), (333, 57668), (444, 43251), (468, 41033), (481, 39924), (666, 28834), (962, 19962), (1109, 17316), (1332, 14417), (1443, 13308), (1924, 9981), (2218, 8658), (2886, 6654), (3327, 5772), (4329, 4436)]