19892124

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:619

約数の個数: 72

約数和(自身を含む): 57905120

約数和(自身を除く): 38012996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 193, 252, 386, 409, 579, 772, 818, 1158, 1227, 1351, 1636, 1737, 2316, 2454, 2702, 2863, 3474, 3681, 4053, 4908, 5404, 5726, 6948, 7362, 8106, 8589, 11452, 12159, 14724, 16212, 17178, 24318, 25767, 34356, 48636, 51534, 78937, 103068, 157874, 236811, 315748, 473622, 552559, 710433, 947244, 1105118, 1420866, 1657677, 2210236, 2841732, 3315354, 4973031, 6630708, 9946062, 19892124]

約数ペア:

[(1, 19892124), (2, 9946062), (3, 6630708), (4, 4973031), (6, 3315354), (7, 2841732), (9, 2210236), (12, 1657677), (14, 1420866), (18, 1105118), (21, 947244), (28, 710433), (36, 552559), (42, 473622), (63, 315748), (84, 236811), (126, 157874), (193, 103068), (252, 78937), (386, 51534), (409, 48636), (579, 34356), (772, 25767), (818, 24318), (1158, 17178), (1227, 16212), (1351, 14724), (1636, 12159), (1737, 11452), (2316, 8589), (2454, 8106), (2702, 7362), (2863, 6948), (3474, 5726), (3681, 5404), (4053, 4908)]