19008616

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 39860100

約数和(自身を除く): 20851484

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 121, 146, 242, 269, 292, 484, 538, 584, 803, 968, 1076, 1606, 2152, 2959, 3212, 5918, 6424, 8833, 11836, 17666, 19637, 23672, 32549, 35332, 39274, 65098, 70664, 78548, 130196, 157096, 216007, 260392, 432014, 864028, 1728056, 2376077, 4752154, 9504308, 19008616]

約数ペア:

[(1, 19008616), (2, 9504308), (4, 4752154), (8, 2376077), (11, 1728056), (22, 864028), (44, 432014), (73, 260392), (88, 216007), (121, 157096), (146, 130196), (242, 78548), (269, 70664), (292, 65098), (484, 39274), (538, 35332), (584, 32549), (803, 23672), (968, 19637), (1076, 17666), (1606, 11836), (2152, 8833), (2959, 6424), (3212, 5918)]