17772238

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 31868928

約数和(自身を除く): 14096690

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 103, 121, 206, 242, 253, 341, 506, 682, 713, 1133, 1426, 2266, 2369, 2783, 3193, 3751, 4738, 5566, 6386, 7502, 7843, 12463, 15686, 24926, 26059, 35123, 52118, 70246, 73439, 86273, 146878, 172546, 286649, 386353, 573298, 772706, 807829, 1615658, 8886119, 17772238]

約数ペア:

[(1, 17772238), (2, 8886119), (11, 1615658), (22, 807829), (23, 772706), (31, 573298), (46, 386353), (62, 286649), (103, 172546), (121, 146878), (206, 86273), (242, 73439), (253, 70246), (341, 52118), (506, 35123), (682, 26059), (713, 24926), (1133, 15686), (1426, 12463), (2266, 7843), (2369, 7502), (2783, 6386), (3193, 5566), (3751, 4738)]