18897736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16519}}^1$

素因数の和:16549

約数の個数: 32

約数和(自身を含む): 41630400

約数和(自身を除く): 22732664

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16519, 33038, 66076, 132152, 181709, 214747, 363418, 429494, 726836, 858988, 1453672, 1717976, 2362217, 4724434, 9448868, 18897736]

約数ペア:

[(1, 18897736), (2, 9448868), (4, 4724434), (8, 2362217), (11, 1717976), (13, 1453672), (22, 858988), (26, 726836), (44, 429494), (52, 363418), (88, 214747), (104, 181709), (143, 132152), (286, 66076), (572, 33038), (1144, 16519)]