16981624

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 35766360

約数和(自身を除く): 18784736

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 121, 212, 242, 331, 424, 484, 583, 662, 968, 1166, 1324, 2332, 2648, 3641, 4664, 6413, 7282, 12826, 14564, 17543, 25652, 29128, 35086, 40051, 51304, 70172, 80102, 140344, 160204, 192973, 320408, 385946, 771892, 1543784, 2122703, 4245406, 8490812, 16981624]

約数ペア:

[(1, 16981624), (2, 8490812), (4, 4245406), (8, 2122703), (11, 1543784), (22, 771892), (44, 385946), (53, 320408), (88, 192973), (106, 160204), (121, 140344), (212, 80102), (242, 70172), (331, 51304), (424, 40051), (484, 35086), (583, 29128), (662, 25652), (968, 17543), (1166, 14564), (1324, 12826), (2332, 7282), (2648, 6413), (3641, 4664)]