18971302558

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{75169}}^1$

素因数の和:75772

約数の個数: 32

約数和(自身を含む): 32505913440

約数和(自身を除く): 13534610882

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 571, 1142, 7423, 9707, 14846, 19414, 75169, 126191, 150338, 252382, 977197, 1277873, 1954394, 2555746, 16612349, 33224698, 42921499, 85842998, 557979487, 729665483, 1115958974, 1459330966, 9485651279, 18971302558]

約数ペア:

[(1, 18971302558), (2, 9485651279), (13, 1459330966), (17, 1115958974), (26, 729665483), (34, 557979487), (221, 85842998), (442, 42921499), (571, 33224698), (1142, 16612349), (7423, 2555746), (9707, 1954394), (14846, 1277873), (19414, 977197), (75169, 252382), (126191, 150338)]