20872248

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 54237600

約数和(自身を除く): 33365352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 61, 106, 122, 159, 183, 212, 244, 269, 318, 366, 424, 488, 538, 636, 732, 807, 1076, 1272, 1464, 1614, 2152, 3228, 3233, 6456, 6466, 9699, 12932, 14257, 16409, 19398, 25864, 28514, 32818, 38796, 42771, 49227, 57028, 65636, 77592, 85542, 98454, 114056, 131272, 171084, 196908, 342168, 393816, 869677, 1739354, 2609031, 3478708, 5218062, 6957416, 10436124, 20872248]

約数ペア:

[(1, 20872248), (2, 10436124), (3, 6957416), (4, 5218062), (6, 3478708), (8, 2609031), (12, 1739354), (24, 869677), (53, 393816), (61, 342168), (106, 196908), (122, 171084), (159, 131272), (183, 114056), (212, 98454), (244, 85542), (269, 77592), (318, 65636), (366, 57028), (424, 49227), (488, 42771), (538, 38796), (636, 32818), (732, 28514), (807, 25864), (1076, 19398), (1272, 16409), (1464, 14257), (1614, 12932), (2152, 9699), (3228, 6466), (3233, 6456)]