20196799238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{335417}}^1$

素因数の和:335477

約数の個数: 64

約数和(自身を含む): 41731365888

約数和(自身を除く): 21534566650

約数列:

[1, 2, 7, 11, 14, 17, 22, 23, 34, 46, 77, 119, 154, 161, 187, 238, 253, 322, 374, 391, 506, 782, 1309, 1771, 2618, 2737, 3542, 4301, 5474, 8602, 30107, 60214, 335417, 670834, 2347919, 3689587, 4695838, 5702089, 7379174, 7714591, 11404178, 15429182, 25827109, 39914623, 51654218, 54002137, 62722979, 79829246, 84860501, 108004274, 125445958, 131148047, 169721002, 262296094, 439060853, 594023507, 878121706, 918036329, 1188047014, 1442628517, 1836072658, 2885257034, 10098399619, 20196799238]

約数ペア:

[(1, 20196799238), (2, 10098399619), (7, 2885257034), (11, 1836072658), (14, 1442628517), (17, 1188047014), (22, 918036329), (23, 878121706), (34, 594023507), (46, 439060853), (77, 262296094), (119, 169721002), (154, 131148047), (161, 125445958), (187, 108004274), (238, 84860501), (253, 79829246), (322, 62722979), (374, 54002137), (391, 51654218), (506, 39914623), (782, 25827109), (1309, 15429182), (1771, 11404178), (2618, 7714591), (2737, 7379174), (3542, 5702089), (4301, 4695838), (5474, 3689587), (8602, 2347919), (30107, 670834), (60214, 335417)]