19530396

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 52101504

約数和(自身を除く): 32571108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 243, 283, 284, 324, 426, 486, 566, 639, 849, 852, 972, 1132, 1278, 1698, 1917, 2547, 2556, 3396, 3834, 5094, 5751, 7641, 7668, 10188, 11502, 15282, 17253, 20093, 22923, 23004, 30564, 34506, 40186, 45846, 60279, 68769, 69012, 80372, 91692, 120558, 137538, 180837, 241116, 275076, 361674, 542511, 723348, 1085022, 1627533, 2170044, 3255066, 4882599, 6510132, 9765198, 19530396]

約数ペア:

[(1, 19530396), (2, 9765198), (3, 6510132), (4, 4882599), (6, 3255066), (9, 2170044), (12, 1627533), (18, 1085022), (27, 723348), (36, 542511), (54, 361674), (71, 275076), (81, 241116), (108, 180837), (142, 137538), (162, 120558), (213, 91692), (243, 80372), (283, 69012), (284, 68769), (324, 60279), (426, 45846), (486, 40186), (566, 34506), (639, 30564), (849, 23004), (852, 22923), (972, 20093), (1132, 17253), (1278, 15282), (1698, 11502), (1917, 10188), (2547, 7668), (2556, 7641), (3396, 5751), (3834, 5094)]