20481142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 35251200

約数和(自身を除く): 14770058

約数列:

[1, 2, 11, 22, 31, 59, 62, 118, 341, 509, 649, 682, 1018, 1298, 1829, 3658, 5599, 11198, 15779, 20119, 30031, 31558, 40238, 60062, 173569, 330341, 347138, 660682, 930961, 1861922, 10240571, 20481142]

約数ペア:

[(1, 20481142), (2, 10240571), (11, 1861922), (22, 930961), (31, 660682), (59, 347138), (62, 330341), (118, 173569), (341, 60062), (509, 40238), (649, 31558), (682, 30031), (1018, 20119), (1298, 15779), (1829, 11198), (3658, 5599)]