20042308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 42364224

約数和(自身を除く): 22321916

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 143, 148, 286, 407, 481, 572, 814, 947, 962, 1628, 1894, 1924, 3788, 5291, 10417, 10582, 12311, 20834, 21164, 24622, 35039, 41668, 49244, 70078, 135421, 140156, 270842, 385429, 455507, 541684, 770858, 911014, 1541716, 1822028, 5010577, 10021154, 20042308]

約数ペア:

[(1, 20042308), (2, 10021154), (4, 5010577), (11, 1822028), (13, 1541716), (22, 911014), (26, 770858), (37, 541684), (44, 455507), (52, 385429), (74, 270842), (143, 140156), (148, 135421), (286, 70078), (407, 49244), (481, 41668), (572, 35039), (814, 24622), (947, 21164), (962, 20834), (1628, 12311), (1894, 10582), (1924, 10417), (3788, 5291)]