20053854

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 46126080

約数和(自身を除く): 26072226

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 191, 307, 342, 382, 573, 614, 921, 1146, 1719, 1842, 2763, 3438, 3629, 5526, 5833, 7258, 10887, 11666, 17499, 21774, 32661, 34998, 52497, 58637, 65322, 104994, 117274, 175911, 351822, 527733, 1055466, 1114103, 2228206, 3342309, 6684618, 10026927, 20053854]

約数ペア:

[(1, 20053854), (2, 10026927), (3, 6684618), (6, 3342309), (9, 2228206), (18, 1114103), (19, 1055466), (38, 527733), (57, 351822), (114, 175911), (171, 117274), (191, 104994), (307, 65322), (342, 58637), (382, 52497), (573, 34998), (614, 32661), (921, 21774), (1146, 17499), (1719, 11666), (1842, 10887), (2763, 7258), (3438, 5833), (3629, 5526)]