15557672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{659}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 31600800

約数和(自身を除く): 16043128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 227, 454, 659, 908, 1318, 1816, 2636, 2951, 5272, 5902, 8567, 11804, 17134, 23608, 34268, 68536, 149593, 299186, 598372, 1196744, 1944709, 3889418, 7778836, 15557672]

約数ペア:

[(1, 15557672), (2, 7778836), (4, 3889418), (8, 1944709), (13, 1196744), (26, 598372), (52, 299186), (104, 149593), (227, 68536), (454, 34268), (659, 23608), (908, 17134), (1318, 11804), (1816, 8567), (2636, 5902), (2951, 5272)]