19689192

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1811}}^1$

素因数の和:1974

約数の個数: 48

約数和(自身を含む): 53707680

約数和(自身を除く): 34018488

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1811, 1812, 2718, 3622, 3624, 5433, 5436, 7244, 10866, 10872, 14488, 16299, 21732, 32598, 43464, 65196, 130392, 273461, 546922, 820383, 1093844, 1640766, 2187688, 2461149, 3281532, 4922298, 6563064, 9844596, 19689192]

約数ペア:

[(1, 19689192), (2, 9844596), (3, 6563064), (4, 4922298), (6, 3281532), (8, 2461149), (9, 2187688), (12, 1640766), (18, 1093844), (24, 820383), (36, 546922), (72, 273461), (151, 130392), (302, 65196), (453, 43464), (604, 32598), (906, 21732), (1208, 16299), (1359, 14488), (1811, 10872), (1812, 10866), (2718, 7244), (3622, 5436), (3624, 5433)]