2019998778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{367139}}^1$

素因数の和:367282

約数の個数: 32

約数和(自身を含む): 4652398080

約数和(自身を除く): 2632399302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5502, 367139, 734278, 1101417, 2202834, 2569973, 5139946, 7709919, 15419838, 48095209, 96190418, 144285627, 288571254, 336666463, 673332926, 1009999389, 2019998778]

約数ペア:

[(1, 2019998778), (2, 1009999389), (3, 673332926), (6, 336666463), (7, 288571254), (14, 144285627), (21, 96190418), (42, 48095209), (131, 15419838), (262, 7709919), (393, 5139946), (786, 2569973), (917, 2202834), (1834, 1101417), (2751, 734278), (5502, 367139)]