20282994

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 48470400

約数和(自身を除く): 28187406

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 53, 54, 57, 106, 114, 159, 171, 318, 342, 373, 477, 513, 746, 954, 1007, 1026, 1119, 1431, 2014, 2238, 2862, 3021, 3357, 6042, 6714, 7087, 9063, 10071, 14174, 18126, 19769, 20142, 21261, 27189, 39538, 42522, 54378, 59307, 63783, 118614, 127566, 177921, 191349, 355842, 375611, 382698, 533763, 751222, 1067526, 1126833, 2253666, 3380499, 6760998, 10141497, 20282994]

約数ペア:

[(1, 20282994), (2, 10141497), (3, 6760998), (6, 3380499), (9, 2253666), (18, 1126833), (19, 1067526), (27, 751222), (38, 533763), (53, 382698), (54, 375611), (57, 355842), (106, 191349), (114, 177921), (159, 127566), (171, 118614), (318, 63783), (342, 59307), (373, 54378), (477, 42522), (513, 39538), (746, 27189), (954, 21261), (1007, 20142), (1026, 19769), (1119, 18126), (1431, 14174), (2014, 10071), (2238, 9063), (2862, 7087), (3021, 6714), (3357, 6042)]