19565742

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 48176640

約数和(自身を除く): 28610898

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 67, 102, 119, 134, 201, 238, 357, 402, 409, 469, 714, 818, 938, 1139, 1227, 1407, 2278, 2454, 2814, 2863, 3417, 5726, 6834, 6953, 7973, 8589, 13906, 15946, 17178, 20859, 23919, 27403, 41718, 47838, 48671, 54806, 82209, 97342, 146013, 164418, 191821, 292026, 383642, 465851, 575463, 931702, 1150926, 1397553, 2795106, 3260957, 6521914, 9782871, 19565742]

約数ペア:

[(1, 19565742), (2, 9782871), (3, 6521914), (6, 3260957), (7, 2795106), (14, 1397553), (17, 1150926), (21, 931702), (34, 575463), (42, 465851), (51, 383642), (67, 292026), (102, 191821), (119, 164418), (134, 146013), (201, 97342), (238, 82209), (357, 54806), (402, 48671), (409, 47838), (469, 41718), (714, 27403), (818, 23919), (938, 20859), (1139, 17178), (1227, 15946), (1407, 13906), (2278, 8589), (2454, 7973), (2814, 6953), (2863, 6834), (3417, 5726)]