2019292431

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 3139315200

約数和(自身を除く): 1120022769

約数列:

[1, 3, 13, 19, 39, 57, 67, 89, 201, 247, 267, 457, 741, 871, 1157, 1273, 1371, 1691, 2613, 3471, 3819, 5073, 5941, 5963, 8683, 16549, 17823, 17889, 21983, 26049, 30619, 40673, 49647, 65949, 77519, 91857, 112879, 113297, 122019, 232557, 338637, 339891, 398047, 528749, 581761, 772787, 1194141, 1472861, 1586247, 1745283, 2318361, 2725091, 4418583, 7562893, 8175273, 10046231, 22688679, 30138693, 35426183, 51776729, 106278549, 155330187, 673097477, 2019292431]

約数ペア:

[(1, 2019292431), (3, 673097477), (13, 155330187), (19, 106278549), (39, 51776729), (57, 35426183), (67, 30138693), (89, 22688679), (201, 10046231), (247, 8175273), (267, 7562893), (457, 4418583), (741, 2725091), (871, 2318361), (1157, 1745283), (1273, 1586247), (1371, 1472861), (1691, 1194141), (2613, 772787), (3471, 581761), (3819, 528749), (5073, 398047), (5941, 339891), (5963, 338637), (8683, 232557), (16549, 122019), (17823, 113297), (17889, 112879), (21983, 91857), (26049, 77519), (30619, 65949), (40673, 49647)]