19334950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 72

約数和(自身を含む): 40731768

約数和(自身を除く): 21396818

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 43, 46, 50, 85, 86, 115, 170, 215, 230, 391, 425, 430, 529, 575, 731, 782, 850, 989, 1058, 1075, 1150, 1462, 1955, 1978, 2150, 2645, 3655, 3910, 4945, 5290, 7310, 8993, 9775, 9890, 13225, 16813, 17986, 18275, 19550, 22747, 24725, 26450, 33626, 36550, 44965, 45494, 49450, 84065, 89930, 113735, 168130, 224825, 227470, 386699, 420325, 449650, 568675, 773398, 840650, 1137350, 1933495, 3866990, 9667475, 19334950]

約数ペア:

[(1, 19334950), (2, 9667475), (5, 3866990), (10, 1933495), (17, 1137350), (23, 840650), (25, 773398), (34, 568675), (43, 449650), (46, 420325), (50, 386699), (85, 227470), (86, 224825), (115, 168130), (170, 113735), (215, 89930), (230, 84065), (391, 49450), (425, 45494), (430, 44965), (529, 36550), (575, 33626), (731, 26450), (782, 24725), (850, 22747), (989, 19550), (1058, 18275), (1075, 17986), (1150, 16813), (1462, 13225), (1955, 9890), (1978, 9775), (2150, 8993), (2645, 7310), (3655, 5290), (3910, 4945)]