19231450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2431

約数の個数: 48

約数和(自身を含む): 42675840

約数和(自身を除く): 23444390

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 2389, 4025, 4778, 8050, 11945, 16723, 23890, 33446, 54947, 59725, 83615, 109894, 119450, 167230, 274735, 384629, 418075, 549470, 769258, 836150, 1373675, 1923145, 2747350, 3846290, 9615725, 19231450]

約数ペア:

[(1, 19231450), (2, 9615725), (5, 3846290), (7, 2747350), (10, 1923145), (14, 1373675), (23, 836150), (25, 769258), (35, 549470), (46, 418075), (50, 384629), (70, 274735), (115, 167230), (161, 119450), (175, 109894), (230, 83615), (322, 59725), (350, 54947), (575, 33446), (805, 23890), (1150, 16723), (1610, 11945), (2389, 8050), (4025, 4778)]