12589408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:647

約数の個数: 48

約数和(自身を含む): 27243216

約数和(自身を除く): 14653808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 53, 104, 106, 208, 212, 416, 424, 571, 689, 848, 1142, 1378, 1696, 2284, 2756, 4568, 5512, 7423, 9136, 11024, 14846, 18272, 22048, 29692, 30263, 59384, 60526, 118768, 121052, 237536, 242104, 393419, 484208, 786838, 968416, 1573676, 3147352, 6294704, 12589408]

約数ペア:

[(1, 12589408), (2, 6294704), (4, 3147352), (8, 1573676), (13, 968416), (16, 786838), (26, 484208), (32, 393419), (52, 242104), (53, 237536), (104, 121052), (106, 118768), (208, 60526), (212, 59384), (416, 30263), (424, 29692), (571, 22048), (689, 18272), (848, 14846), (1142, 11024), (1378, 9136), (1696, 7423), (2284, 5512), (2756, 4568)]