1988428706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1\times {\mathrm{2789}}^1$

素因数の和:4234

約数の個数: 32

約数和(自身を含む): 3398889600

約数和(自身を除く): 1410460894

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 1409, 2789, 2818, 5578, 15499, 30679, 30998, 32407, 61358, 64147, 64814, 128294, 356477, 705617, 712954, 1411234, 3929701, 7859402, 43226711, 86453422, 90383123, 180766246, 994214353, 1988428706]

約数ペア:

[(1, 1988428706), (2, 994214353), (11, 180766246), (22, 90383123), (23, 86453422), (46, 43226711), (253, 7859402), (506, 3929701), (1409, 1411234), (2789, 712954), (2818, 705617), (5578, 356477), (15499, 128294), (30679, 64814), (30998, 64147), (32407, 61358)]