19952244

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 56361760

約数和(自身を除く): 36409516

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 1579, 2106, 3158, 3159, 4212, 4737, 6316, 6318, 9474, 12636, 14211, 18948, 20527, 28422, 41054, 42633, 56844, 61581, 82108, 85266, 123162, 127899, 170532, 184743, 246324, 255798, 369486, 383697, 511596, 554229, 738972, 767394, 1108458, 1534788, 1662687, 2216916, 3325374, 4988061, 6650748, 9976122, 19952244]

約数ペア:

[(1, 19952244), (2, 9976122), (3, 6650748), (4, 4988061), (6, 3325374), (9, 2216916), (12, 1662687), (13, 1534788), (18, 1108458), (26, 767394), (27, 738972), (36, 554229), (39, 511596), (52, 383697), (54, 369486), (78, 255798), (81, 246324), (108, 184743), (117, 170532), (156, 127899), (162, 123162), (234, 85266), (243, 82108), (324, 61581), (351, 56844), (468, 42633), (486, 41054), (702, 28422), (972, 20527), (1053, 18948), (1404, 14211), (1579, 12636), (2106, 9474), (3158, 6318), (3159, 6316), (4212, 4737)]