18429020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 41640480

約数和(自身を除く): 23211460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 809, 1139, 1340, 1618, 2278, 3236, 4045, 4556, 5695, 8090, 11390, 13753, 16180, 22780, 27506, 54203, 55012, 68765, 108406, 137530, 216812, 271015, 275060, 542030, 921451, 1084060, 1842902, 3685804, 4607255, 9214510, 18429020]

約数ペア:

[(1, 18429020), (2, 9214510), (4, 4607255), (5, 3685804), (10, 1842902), (17, 1084060), (20, 921451), (34, 542030), (67, 275060), (68, 271015), (85, 216812), (134, 137530), (170, 108406), (268, 68765), (335, 55012), (340, 54203), (670, 27506), (809, 22780), (1139, 16180), (1340, 13753), (1618, 11390), (2278, 8090), (3236, 5695), (4045, 4556)]