20038421448

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{7793}}^1$

素因数の和:8379

約数の個数: 96

約数和(自身を含む): 55151591040

約数和(自身を除く): 35113169592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 503, 568, 639, 852, 1006, 1278, 1509, 1704, 2012, 2556, 3018, 4024, 4527, 5112, 6036, 7793, 9054, 12072, 15586, 18108, 23379, 31172, 35713, 36216, 46758, 62344, 70137, 71426, 93516, 107139, 140274, 142852, 187032, 214278, 280548, 285704, 321417, 428556, 553303, 561096, 642834, 857112, 1106606, 1285668, 1659909, 2213212, 2571336, 3319818, 3919879, 4426424, 4979727, 6639636, 7839758, 9959454, 11759637, 13279272, 15679516, 19918908, 23519274, 31359032, 35278911, 39837816, 47038548, 70557822, 94077096, 141115644, 278311409, 282231288, 556622818, 834934227, 1113245636, 1669868454, 2226491272, 2504802681, 3339736908, 5009605362, 6679473816, 10019210724, 20038421448]

約数ペア:

[(1, 20038421448), (2, 10019210724), (3, 6679473816), (4, 5009605362), (6, 3339736908), (8, 2504802681), (9, 2226491272), (12, 1669868454), (18, 1113245636), (24, 834934227), (36, 556622818), (71, 282231288), (72, 278311409), (142, 141115644), (213, 94077096), (284, 70557822), (426, 47038548), (503, 39837816), (568, 35278911), (639, 31359032), (852, 23519274), (1006, 19918908), (1278, 15679516), (1509, 13279272), (1704, 11759637), (2012, 9959454), (2556, 7839758), (3018, 6639636), (4024, 4979727), (4527, 4426424), (5112, 3919879), (6036, 3319818), (7793, 2571336), (9054, 2213212), (12072, 1659909), (15586, 1285668), (18108, 1106606), (23379, 857112), (31172, 642834), (35713, 561096), (36216, 553303), (46758, 428556), (62344, 321417), (70137, 285704), (71426, 280548), (93516, 214278), (107139, 187032), (140274, 142852)]