201963784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 423403200

約数和(自身を除く): 221439416

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 107, 178, 214, 241, 356, 428, 482, 712, 856, 964, 979, 1177, 1928, 1958, 2354, 2651, 3916, 4708, 5302, 7832, 9416, 9523, 10604, 19046, 21208, 21449, 25787, 38092, 42898, 51574, 76184, 85796, 103148, 104753, 171592, 206296, 209506, 235939, 283657, 419012, 471878, 567314, 838024, 943756, 1134628, 1887512, 2269256, 2295043, 4590086, 9180172, 18360344, 25245473, 50490946, 100981892, 201963784]

約数ペア:

[(1, 201963784), (2, 100981892), (4, 50490946), (8, 25245473), (11, 18360344), (22, 9180172), (44, 4590086), (88, 2295043), (89, 2269256), (107, 1887512), (178, 1134628), (214, 943756), (241, 838024), (356, 567314), (428, 471878), (482, 419012), (712, 283657), (856, 235939), (964, 209506), (979, 206296), (1177, 171592), (1928, 104753), (1958, 103148), (2354, 85796), (2651, 76184), (3916, 51574), (4708, 42898), (5302, 38092), (7832, 25787), (9416, 21449), (9523, 21208), (10604, 19046)]