18968130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{503}}^1$

素因数の和:935

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 30564990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 419, 503, 838, 1006, 1257, 1509, 2095, 2514, 2515, 3018, 3771, 4190, 4527, 5030, 6285, 7542, 7545, 9054, 12570, 15090, 18855, 22635, 37710, 45270, 210757, 421514, 632271, 1053785, 1264542, 1896813, 2107570, 3161355, 3793626, 6322710, 9484065, 18968130]

約数ペア:

[(1, 18968130), (2, 9484065), (3, 6322710), (5, 3793626), (6, 3161355), (9, 2107570), (10, 1896813), (15, 1264542), (18, 1053785), (30, 632271), (45, 421514), (90, 210757), (419, 45270), (503, 37710), (838, 22635), (1006, 18855), (1257, 15090), (1509, 12570), (2095, 9054), (2514, 7545), (2515, 7542), (3018, 6285), (3771, 5030), (4190, 4527)]