20931198

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2063}}^1$

素因数の和:2176

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 23651202

約数列:

[1, 2, 3, 6, 19, 38, 57, 89, 114, 178, 267, 534, 1691, 2063, 3382, 4126, 5073, 6189, 10146, 12378, 39197, 78394, 117591, 183607, 235182, 367214, 550821, 1101642, 3488533, 6977066, 10465599, 20931198]

約数ペア:

[(1, 20931198), (2, 10465599), (3, 6977066), (6, 3488533), (19, 1101642), (38, 550821), (57, 367214), (89, 235182), (114, 183607), (178, 117591), (267, 78394), (534, 39197), (1691, 12378), (2063, 10146), (3382, 6189), (4126, 5073)]