19749072

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1109}}^1$

素因数の和:1180

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 39711408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 53, 56, 84, 106, 112, 159, 168, 212, 318, 336, 371, 424, 636, 742, 848, 1109, 1113, 1272, 1484, 2218, 2226, 2544, 2968, 3327, 4436, 4452, 5936, 6654, 7763, 8872, 8904, 13308, 15526, 17744, 17808, 23289, 26616, 31052, 46578, 53232, 58777, 62104, 93156, 117554, 124208, 176331, 186312, 235108, 352662, 372624, 411439, 470216, 705324, 822878, 940432, 1234317, 1410648, 1645756, 2468634, 2821296, 3291512, 4937268, 6583024, 9874536, 19749072]

約数ペア:

[(1, 19749072), (2, 9874536), (3, 6583024), (4, 4937268), (6, 3291512), (7, 2821296), (8, 2468634), (12, 1645756), (14, 1410648), (16, 1234317), (21, 940432), (24, 822878), (28, 705324), (42, 470216), (48, 411439), (53, 372624), (56, 352662), (84, 235108), (106, 186312), (112, 176331), (159, 124208), (168, 117554), (212, 93156), (318, 62104), (336, 58777), (371, 53232), (424, 46578), (636, 31052), (742, 26616), (848, 23289), (1109, 17808), (1113, 17744), (1272, 15526), (1484, 13308), (2218, 8904), (2226, 8872), (2544, 7763), (2968, 6654), (3327, 5936), (4436, 4452)]