27977456

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{134507}}^1$

素因数の和:134528

約数の個数: 20

約数和(自身を含む): 58376472

約数和(自身を除く): 30399016

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 134507, 269014, 538028, 1076056, 1748591, 2152112, 3497182, 6994364, 13988728, 27977456]

約数ペア:

[(1, 27977456), (2, 13988728), (4, 6994364), (8, 3497182), (13, 2152112), (16, 1748591), (26, 1076056), (52, 538028), (104, 269014), (208, 134507)]