19858410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1$

素因数の和:1580

約数の個数: 96

約数和(自身を含む): 60697728

約数和(自身を除く): 40839318

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 195, 198, 234, 286, 330, 390, 429, 495, 585, 715, 858, 990, 1170, 1287, 1430, 1543, 2145, 2574, 3086, 4290, 4629, 6435, 7715, 9258, 12870, 13887, 15430, 16973, 20059, 23145, 27774, 33946, 40118, 46290, 50919, 60177, 69435, 84865, 100295, 101838, 120354, 138870, 152757, 169730, 180531, 200590, 220649, 254595, 300885, 305514, 361062, 441298, 509190, 601770, 661947, 763785, 902655, 1103245, 1323894, 1527570, 1805310, 1985841, 2206490, 3309735, 3971682, 6619470, 9929205, 19858410]

約数ペア:

[(1, 19858410), (2, 9929205), (3, 6619470), (5, 3971682), (6, 3309735), (9, 2206490), (10, 1985841), (11, 1805310), (13, 1527570), (15, 1323894), (18, 1103245), (22, 902655), (26, 763785), (30, 661947), (33, 601770), (39, 509190), (45, 441298), (55, 361062), (65, 305514), (66, 300885), (78, 254595), (90, 220649), (99, 200590), (110, 180531), (117, 169730), (130, 152757), (143, 138870), (165, 120354), (195, 101838), (198, 100295), (234, 84865), (286, 69435), (330, 60177), (390, 50919), (429, 46290), (495, 40118), (585, 33946), (715, 27774), (858, 23145), (990, 20059), (1170, 16973), (1287, 15430), (1430, 13887), (1543, 12870), (2145, 9258), (2574, 7715), (3086, 6435), (4290, 4629)]