20669532

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3581}}^1$

素因数の和:3638

約数の個数: 48

約数和(自身を含む): 53357472

約数和(自身を除く): 32687940

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3581, 5772, 7162, 10743, 14324, 21486, 42972, 46553, 93106, 132497, 139659, 186212, 264994, 279318, 397491, 529988, 558636, 794982, 1589964, 1722461, 3444922, 5167383, 6889844, 10334766, 20669532]

約数ペア:

[(1, 20669532), (2, 10334766), (3, 6889844), (4, 5167383), (6, 3444922), (12, 1722461), (13, 1589964), (26, 794982), (37, 558636), (39, 529988), (52, 397491), (74, 279318), (78, 264994), (111, 186212), (148, 139659), (156, 132497), (222, 93106), (444, 46553), (481, 42972), (962, 21486), (1443, 14324), (1924, 10743), (2886, 7162), (3581, 5772)]