18197868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 48771072

約数和(自身を除く): 30573204

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 53, 62, 71, 78, 93, 106, 124, 142, 156, 159, 186, 212, 213, 284, 318, 372, 403, 426, 636, 689, 806, 852, 923, 1209, 1378, 1612, 1643, 1846, 2067, 2201, 2418, 2756, 2769, 3286, 3692, 3763, 4134, 4402, 4836, 4929, 5538, 6572, 6603, 7526, 8268, 8804, 9858, 11076, 11289, 13206, 15052, 19716, 21359, 22578, 26412, 28613, 42718, 45156, 48919, 57226, 64077, 85436, 85839, 97838, 114452, 116653, 128154, 146757, 171678, 195676, 233306, 256308, 293514, 343356, 349959, 466612, 587028, 699918, 1399836, 1516489, 3032978, 4549467, 6065956, 9098934, 18197868]

約数ペア:

[(1, 18197868), (2, 9098934), (3, 6065956), (4, 4549467), (6, 3032978), (12, 1516489), (13, 1399836), (26, 699918), (31, 587028), (39, 466612), (52, 349959), (53, 343356), (62, 293514), (71, 256308), (78, 233306), (93, 195676), (106, 171678), (124, 146757), (142, 128154), (156, 116653), (159, 114452), (186, 97838), (212, 85839), (213, 85436), (284, 64077), (318, 57226), (372, 48919), (403, 45156), (426, 42718), (636, 28613), (689, 26412), (806, 22578), (852, 21359), (923, 19716), (1209, 15052), (1378, 13206), (1612, 11289), (1643, 11076), (1846, 9858), (2067, 8804), (2201, 8268), (2418, 7526), (2756, 6603), (2769, 6572), (3286, 5538), (3692, 4929), (3763, 4836), (4134, 4402)]